diff --git a/notes/_journal/2024-12-02.md b/notes/_journal/2024-12-02.md
new file mode 100644
index 0000000..57c9cc3
--- /dev/null
+++ b/notes/_journal/2024-12-02.md
@@ -0,0 +1,9 @@
+---
+title: "2024-12-02"
+---
+
+- [ ] Anki Flashcards
+- [ ] KoL
+- [ ] OGS
+- [ ] Sheet Music (10 min.)
+- [ ] Korean (Read 1 Story)
\ No newline at end of file
diff --git a/notes/_journal/2024-12-01.md b/notes/_journal/2024-12/2024-12-01.md
similarity index 100%
rename from notes/_journal/2024-12-01.md
rename to notes/_journal/2024-12/2024-12-01.md
diff --git a/notes/c17/declarations.md b/notes/c17/declarations.md
index b44006e..fb4e366 100644
--- a/notes/c17/declarations.md
+++ b/notes/c17/declarations.md
@@ -368,6 +368,6 @@ END%%
 ## Bibliography
 
 * Bryant, Randal E., and David O'Hallaron. *Computer Systems: A Programmer's Perspective*. Third edition, Global edition. Always Learning. Pearson, 2016.
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
 * Van der Linden, Peter. _Expert C Programming: Deep C Secrets_. Programming Languages / C. Mountain View, Cal.: SunSoft Pr, 1994.
diff --git a/notes/c17/functions.md b/notes/c17/functions.md
index 71b9bab..d48aab8 100644
--- a/notes/c17/functions.md
+++ b/notes/c17/functions.md
@@ -152,7 +152,7 @@ Together these points imply a function prototype *must* use a parameter type lis
 Basic
 Which of prototypes or declarations are more general?
 Back: Declarations.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751462-->
 END%%
 
@@ -160,7 +160,7 @@ END%%
 Basic
 What two ways are parameters declared in function declarations and definitions?
 Back: Identifier type lists and parameter type lists.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751467-->
 END%%
 
@@ -168,7 +168,7 @@ END%%
 Basic
 Which of identifier type lists and/or parameter type lists considered obsolete?
 Back: Identifier type lists.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751470-->
 END%%
 
@@ -179,7 +179,7 @@ Back:
 ```c
 int add(x, y) int x; int y; { return x + y; }
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751473-->
 END%%
 
@@ -190,7 +190,7 @@ Back:
 ```c
 int add(int x, int y) { return x + y; }
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751476-->
 END%%
 
@@ -201,7 +201,7 @@ Is the following a prototype or a declaration?
 void foo();
 ```
 Back: A declaration.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751479-->
 END%%
 
@@ -212,7 +212,7 @@ What compilation error does the following raise?
 void foo();
 ```
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751482-->
 END%%
 
@@ -223,7 +223,7 @@ What compilation error does the following raise?
 void foo(x, y);
 ```
 Back: A function declaration cannot have a non-empty identifier list.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751486-->
 END%%
 
@@ -234,7 +234,7 @@ What compilation error does the following raise?
 void foo(x, y) int x; int y;
 ```
 Back: A function declaration cannot have a non-empty identifier list.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751490-->
 END%%
 
@@ -245,7 +245,7 @@ What compilation error does the following raise?
 void foo(x, y) int x; int y; {}
 ```
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751495-->
 END%%
 
@@ -256,7 +256,7 @@ What function prototype is declared in the following?
 void foo(x, y) int x; int y; {}
 ```
 Back: N/A. No prototype has been declared.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751499-->
 END%%
 
@@ -269,7 +269,7 @@ void foo();
 int main(void) { foo(1); }
 ```
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751504-->
 END%%
 
@@ -280,7 +280,7 @@ Is the following a prototype or a declaration?
 void f(void);
 ```
 Back: A prototype.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751509-->
 END%%
 
@@ -291,7 +291,7 @@ What compilation error does the following raise?
 void foo(void);
 ```
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751513-->
 END%%
 
@@ -304,7 +304,7 @@ void foo(void);
 int main(void) { foo(1); }
 ```
 Back: Too many arguments to function call `foo`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751518-->
 END%%
 
@@ -315,7 +315,7 @@ What function prototype is declared in the following?
 void foo(int x, int y);
 ```
 Back: `void foo(int, int)`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751522-->
 END%%
 
@@ -326,7 +326,7 @@ What function prototype is declared in the following?
 void foo(int x, int y) {}
 ```
 Back: `void foo(int, int)`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751527-->
 END%%
 
@@ -337,7 +337,7 @@ How many arguments does the following declaration specify?
 void foo();
 ```
 Back: Some number unknown to the compiler.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751531-->
 END%%
 
@@ -348,7 +348,7 @@ How many arguments does the following declaration specify?
 void foo(void);
 ```
 Back: Zero.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751535-->
 END%%
 
@@ -360,7 +360,7 @@ int foo();
 int foo(int a);
 ```
 Back: N/A. It likely wouldn't.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751539-->
 END%%
 
@@ -372,7 +372,7 @@ int foo();
 int foo(float a);
 ```
 Back: Conflicting types. The first `foo` declares any `float` passed to it default promotes to a `double`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751543-->
 END%%
 
@@ -384,7 +384,7 @@ int foo();
 int foo(char a);
 ```
 Back: Conflicting types. The first `foo` declares any `char` passed to it default promotes to an `int`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751547-->
 END%%
 
@@ -396,7 +396,7 @@ int foo();
 int foo(double a);
 ```
 Back: N/A. It likely wouldn't.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732031751552-->
 END%%
 
@@ -604,5 +604,5 @@ END%%
 
 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
\ No newline at end of file
diff --git a/notes/c17/index.md b/notes/c17/index.md
index d79d3e0..9862d3b 100644
--- a/notes/c17/index.md
+++ b/notes/c17/index.md
@@ -61,7 +61,7 @@ The notion of a value in C is an abstract entity. It exists beyond the program o
 Basic
 What does an object refer to?
 Back: A region of data storage in the execution environment.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994830-->
 END%%
 
@@ -69,7 +69,7 @@ END%%
 Basic
 What does a value refer to?
 Back: The contents of an object when interpreted as having a specific type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994835-->
 END%%
 
@@ -92,7 +92,7 @@ END%%
 %%ANKI
 Cloze
 A {value} refers to the contents of an {object} when interpreted as having a specific type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994839-->
 END%%
 
@@ -100,7 +100,7 @@ END%%
 Basic
 What is an lvalue?
 Back: An expression (with non-`void` object type) that potentially designates an object.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994874-->
 END%%
 
@@ -108,7 +108,7 @@ END%%
 Basic
 Why are lvalues named the way they are?
 Back: The name is an acronym for **l**ocator **value** (or **l**eft **value**).
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994878-->
 END%%
 
@@ -116,7 +116,7 @@ END%%
 Basic
 What is an rvalue?
 Back: The value of an expression.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994881-->
 END%%
 
@@ -124,7 +124,7 @@ END%%
 Basic
 Why are rvalues named the way they are?
 Back: The name is an acronym for **r**ight **value**.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994886-->
 END%%
 
@@ -132,7 +132,7 @@ END%%
 Basic
 Can an lvalue designate an object?
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994900-->
 END%%
 
@@ -140,7 +140,7 @@ END%%
 Basic
 Can an lvalue designate a function?
 Back: No.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994907-->
 END%%
 
@@ -151,7 +151,7 @@ Is `x` an lvalue or rvalue in the following snippet?
 int x = 10;
 ```
 Back: An lvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994914-->
 END%%
 
@@ -162,7 +162,7 @@ Is `int` an lvalue or rvalue in the following snippet?
 int x = 10;
 ```
 Back: Neither.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994920-->
 END%%
 
@@ -173,7 +173,7 @@ Is `10` an lvalue or rvalue in the following snippet?
 int x = 10;
 ```
 Back: An rvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994925-->
 END%%
 
@@ -184,7 +184,7 @@ Basic
 int x = 10;
 ```
 Back: Because `x` refers to a memory location.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994932-->
 END%%
 
@@ -195,7 +195,7 @@ Is `x` an lvalue or rvalue in the following snippet?
 void x;
 ```
 Back: Neither.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994939-->
 END%%
 
@@ -206,7 +206,7 @@ Is `x` an lvalue or rvalue in the following snippet?
 void *x;
 ```
 Back: An lvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994945-->
 END%%
 
@@ -217,7 +217,7 @@ Is `y` an lvalue or rvalue in the following snippet?
 int y = x + 10;
 ```
 Back: An lvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994952-->
 END%%
 
@@ -228,7 +228,7 @@ Is `x` an lvalue or rvalue in the following snippet?
 int y = x + 10;
 ```
 Back: An rvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994958-->
 END%%
 
@@ -240,7 +240,7 @@ int *ptr = &x;
 *ptr = 10;
 ```
 Back: An lvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994964-->
 END%%
 
@@ -252,7 +252,7 @@ int *ptr = &x;
 *ptr = 10;
 ```
 Back: An lvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994970-->
 END%%
 
@@ -265,7 +265,7 @@ int getValue () {
 }
 ```
 Back: Neither.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994975-->
 END%%
 
@@ -276,7 +276,7 @@ Is `getValue()` an lvalue or rvalue in the following snippet?
 int d = getValue();
 ```
 Back: An rvalue.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994980-->
 END%%
 
@@ -289,7 +289,7 @@ int getValue() {
 }
 ```
 Back: The function name is just syntax. That is, it isn't an expression.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994984-->
 END%%
 
@@ -297,7 +297,7 @@ END%%
 Basic
 Are variables typically lvalues or rvalues?
 Back: lvalues.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994988-->
 END%%
 
@@ -305,7 +305,7 @@ END%%
 Basic
 Are constants typically lvalues or rvalues?
 Back: rvalues.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994992-->
 END%%
 
@@ -313,7 +313,7 @@ END%%
 Basic
 Are array accesses typically lvalues or rvalues?
 Back: lvalues.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994997-->
 END%%
 
@@ -321,7 +321,7 @@ END%%
 Basic
 Are dereferenced pointers typically lvalues or rvalues?
 Back: lvalues.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510995001-->
 END%%
 
@@ -329,7 +329,7 @@ END%%
 Basic
 Are temporary values typically lvalues or rvalues?
 Back: rvalues.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510995006-->
 END%%
 
@@ -428,5 +428,5 @@ END%%
 
 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
\ No newline at end of file
diff --git a/notes/c17/linkage.md b/notes/c17/linkage.md
index a32f229..2d7ced1 100644
--- a/notes/c17/linkage.md
+++ b/notes/c17/linkage.md
@@ -29,7 +29,7 @@ END%%
 Basic
 What capability does linkage allow identifiers to perform?
 Back: Reference to the same object or function.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193275-->
 END%%
 
@@ -37,7 +37,7 @@ END%%
 Basic
 What are the three kinds of linkage?
 Back: External, internal, and none.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193276-->
 END%%
 
@@ -45,7 +45,7 @@ END%%
 Basic
 External linkage denotes the same object across what?
 Back: The entire program.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193277-->
 END%%
 
@@ -53,7 +53,7 @@ END%%
 Basic
 Internal linkage denotes the same object across what?
 Back: A single translation unit.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193278-->
 END%%
 
@@ -61,7 +61,7 @@ END%%
 Basic
 What is the linkage between two different identifiers?
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193279-->
 END%%
 
@@ -69,7 +69,7 @@ END%%
 Basic
 Which keyword is usually associated with external linkage?
 Back: `extern`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193280-->
 END%%
 
@@ -77,7 +77,7 @@ END%%
 Basic
 What linkage does a keyword annotated with `extern` have?
 Back: Internal or external.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193281-->
 END%%
 
@@ -85,7 +85,7 @@ END%%
 Basic
 What linkage does a keyword associated with `static` have?
 Back: Internal.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193282-->
 END%%
 
@@ -93,7 +93,7 @@ END%%
 Basic
 Which keyword is usually associated with internal linkage?
 Back: `static`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193283-->
 END%%
 
@@ -101,7 +101,7 @@ END%%
 Basic
 When can an identifier have both external and internal linkage?
 Back: When specified in two different translation units.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193284-->
 END%%
 
@@ -109,7 +109,7 @@ END%%
 Basic
 Within a translation unit, what happens if an identifer has both external and internal linkage?
 Back: Undefined behavior.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193285-->
 END%%
 
@@ -120,7 +120,7 @@ Consider the following translation unit. What is the linkage of `x`?
 int x;
 ```
 Back: External.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193286-->
 END%%
 
@@ -131,7 +131,7 @@ Consider the following translation unit. What is the linkage of `foo`?
 void foo(void) { }
 ```
 Back: External.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193287-->
 END%%
 
@@ -139,7 +139,7 @@ END%%
 Basic
 What is the linkage of an object identifier with file scope and no storage-class specifier?
 Back: External.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193288-->
 END%%
 
@@ -147,7 +147,7 @@ END%%
 Basic
 *How* do you identify the linkage of an object identifier with file scope and no storage-class specifier?
 Back: Its always external.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193289-->
 END%%
 
@@ -159,7 +159,7 @@ int x;
 static int x;
 ```
 Back: N/A. Undefined behavior.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733022430503-->
 END%%
 
@@ -167,7 +167,7 @@ END%%
 Basic
 What is the linkage of a function identifier with file scope and no storage-class specifier?
 Back: Internal or external.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193290-->
 END%%
 
@@ -179,7 +179,7 @@ static void foo(void);
 extern void foo(void);
 ```
 Back: Internal.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193291-->
 END%%
 
@@ -191,7 +191,7 @@ extern void foo(void);
 static void foo(void);
 ```
 Back: N/A. Undefined behavior.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193292-->
 END%%
 
@@ -203,7 +203,7 @@ void foo(void);
 static void foo(void);
 ```
 Back: N/A. Undefined behavior.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193293-->
 END%%
 
@@ -215,7 +215,7 @@ void foo(void);
 void foo(void);
 ```
 Back: External.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193294-->
 END%%
 
@@ -223,7 +223,7 @@ END%%
 Basic
 *How* do you identify the linkage of a function identifier with file scope and no storage-class specifier?
 Back: Its the same as if the function identifier were declared `extern`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193295-->
 END%%
 
@@ -231,7 +231,7 @@ END%%
 Basic
 What is the linkage of a function parameter?
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193296-->
 END%%
 
@@ -239,7 +239,7 @@ END%%
 Basic
 What is the linkage of a local variable without a storage specified?
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193297-->
 END%%
 
@@ -251,7 +251,7 @@ int x;
 int main(void) { extern int x; }
 ```
 Back: External.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: ““ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193298-->
 END%%
 
@@ -263,7 +263,7 @@ int x;
 int main(void) { static int x; }
 ```
 Back: Internal.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193299-->
 END%%
 
@@ -275,7 +275,7 @@ extern int x;
 int main(void) { static int x; }
 ```
 Back: Internal.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193300-->
 END%%
 
@@ -287,7 +287,7 @@ extern int x;
 int main(void) { extern int x; }
 ```
 Back: External.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193301-->
 END%%
 
@@ -300,7 +300,7 @@ extern int x;
 int main(void) { extern int x; }
 ```
 Back: Internal.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193302-->
 END%%
 
@@ -313,7 +313,7 @@ static int x;
 int main(void) { extern int x; }
 ```
 Back: N/A. Undefined behavior.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193303-->
 END%%
 
@@ -325,7 +325,7 @@ extern int x;
 int main(void) { int x; }
 ```
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193304-->
 END%%
 
@@ -337,7 +337,7 @@ static int x;
 int main(void) { int x; }
 ```
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193305-->
 END%%
 
@@ -348,11 +348,11 @@ Consider the following translation unit. What is the linkage of the last `x`?
 void foo(int x) { }
 ```
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733010193306-->
 END%%
 
 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
\ No newline at end of file
diff --git a/notes/c17/storage.md b/notes/c17/storage.md
index 1346172..b62b9d7 100644
--- a/notes/c17/storage.md
+++ b/notes/c17/storage.md
@@ -13,7 +13,7 @@ An object has a **storage duration** that determines its **lifetime**. There are
 %%ANKI
 Cloze
 An {object} has a {storage duration} that determines its {lifetime}.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664862-->
 END%%
 
@@ -21,7 +21,7 @@ END%%
 Basic
 What are the four storage durations?
 Back: Static, thread, automatic, and allocated.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664868-->
 END%%
 
@@ -29,7 +29,7 @@ END%%
 Basic
 What is an object's lifetime?
 Back: The portion of a program execution during which storage is guaranteed to be reserved for the object.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664871-->
 END%%
 
@@ -37,7 +37,7 @@ END%%
 Basic
 What is the result of accessing an object within its lifetime?
 Back: The value last stored within the object.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664874-->
 END%%
 
@@ -45,7 +45,7 @@ END%%
 Basic
 What is the result of accessing an object outside its lifetime?
 Back: Undefined behavior.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664877-->
 END%%
 
@@ -59,7 +59,7 @@ Its lifetime is the entire execution of the program and its stored value is init
 Basic
 What is the storage duration of an object whose identifer has external linkage?
 Back: Either static or thread.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664881-->
 END%%
 
@@ -67,7 +67,7 @@ END%%
 Basic
 When; does an object whose identifier has external linkage have a static storage duration?
 Back: When the identifier is declared without storage-class specifier `_Thread_local`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664884-->
 END%%
 
@@ -75,7 +75,7 @@ END%%
 Basic
 When; does an object whose identifier has external linkage have a thread storage duration?
 Back: When the identifier is declared with storage-class specifier `_Thread_local`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664888-->
 END%%
 
@@ -83,7 +83,7 @@ END%%
 Basic
 Which storage class specifier(s) can be used to declare an object with static storage duration?
 Back: `extern` and `static`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022801-->
 END%%
 
@@ -94,7 +94,7 @@ Consider the following translation unit. What is the storage duration of the obj
 int x;
 ```
 Back: Static.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664892-->
 END%%
 
@@ -105,7 +105,7 @@ Consider the following translation unit. What is the storage duration of the obj
 extern int x;
 ```
 Back: Static.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664896-->
 END%%
 
@@ -116,7 +116,7 @@ Consider the following translation unit. What is the storage duration of the obj
 static int x;
 ```
 Back: Static.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664899-->
 END%%
 
@@ -127,7 +127,7 @@ Consider the following translation unit. What is the storage duration of the obj
 _Thread_local int x;
 ```
 Back: Thread.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664903-->
 END%%
 
@@ -138,7 +138,7 @@ Consider the following translation unit. What is the storage duration of the obj
 void foo() { static int x; }
 ```
 Back: Static.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664907-->
 END%%
 
@@ -146,7 +146,7 @@ END%%
 Basic
 What is the lifetime of an object with static storage duration?
 Back: The entire program execution.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664911-->
 END%%
 
@@ -154,7 +154,7 @@ END%%
 Basic
 When is an object with static storage duration initialized?
 Back: Prior to program startup (before `main` is called).
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664914-->
 END%%
 
@@ -162,7 +162,7 @@ END%%
 Basic
 How many times can object with static storage duration be initialized?
 Back: Only once.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664922-->
 END%%
 
@@ -170,7 +170,7 @@ END%%
 Basic
 An object with static storage duration must have what linkage?
 Back: Internal or external.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022808-->
 END%%
 
@@ -184,14 +184,14 @@ Its lifetime is the entire execution of the thread for which it is created, and
 Basic
 Which keyword declares an object with thread local storage duration?
 Back: `_Thread_local`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664926-->
 END%%
 
 %%ANKI
 Cloze
 {1:`_Thread_local`} is a {2:keyword} whereas {2:`thread_local`} is a {1:macro}.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664930-->
 END%%
 
@@ -199,7 +199,7 @@ END%%
 Basic
 Which library is `thread_local` defined in?
 Back: `<threads.h>`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664934-->
 END%%
 
@@ -207,7 +207,7 @@ END%%
 Basic
 Which storage class specifier(s) can be used to declare an object with thread storage duration?
 Back: `_Thread_local`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022811-->
 END%%
 
@@ -215,7 +215,7 @@ END%%
 Basic
 What is the lifetime of an object with thread storage duration?
 Back: The entire execution fo the thread for which it is created.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664939-->
 END%%
 
@@ -223,7 +223,7 @@ END%%
 Basic
 When is an object with thread storage duration initialized?
 Back: When its corresponding thread is started.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733060664943-->
 END%%
 
@@ -231,7 +231,7 @@ END%%
 Basic
 An object with thread storage duration must have what linkage?
 Back: Internal or external.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022814-->
 END%%
 
@@ -243,7 +243,7 @@ An object whose identifier is declared with no linkage and without the storage-c
 Basic
 Which keyword is used to declare automatic storage duration?
 Back: `auto`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022818-->
 END%%
 
@@ -251,7 +251,7 @@ END%%
 Basic
 Which storage class specifier is essentially never used in modern C?
 Back: `auto`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022821-->
 END%%
 
@@ -259,7 +259,7 @@ END%%
 Basic
 Which storage class specifier(s) can be used to declare an object with automatic storage duration?
 Back: `auto`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064332819-->
 END%%
 
@@ -270,7 +270,7 @@ Consider the following translation unit. What is the storage duration of the obj
 void foo() { int x; }
 ```
 Back: Automatic.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022825-->
 END%%
 
@@ -281,7 +281,7 @@ Consider the following translation unit. What is the storage duration of the obj
 void foo(int x) { }
 ```
 Back: Automatic.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022829-->
 END%%
 
@@ -289,7 +289,7 @@ END%%
 Basic
 An object with automatic storage duration must have what linkage?
 Back: None.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022833-->
 END%%
 
@@ -297,7 +297,7 @@ END%%
 Basic
 What are the three possible lifetimes of an automatic object?
 Back: Enclosing block, declaration scope, temporary.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022838-->
 END%%
 
@@ -309,7 +309,7 @@ For these objects that do have a VLA type, its lifetime extends from the declara
 Basic
 Consider non-temporary object with automatic storage duration. What property determines its lifetime?
 Back: Whether or not the object has a VLA type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022843-->
 END%%
 
@@ -317,7 +317,7 @@ END%%
 Basic
 When is the lifetime of an object with automatic storage duration that of its enclosing block?
 Back: When it is a non-temporary object with non-VLA type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022848-->
 END%%
 
@@ -325,7 +325,7 @@ END%%
 Basic
 Consider non-temporary, non-VLA object with automatic storage duration. What is its lifetime?
 Back: From entry into its enclosing block until execution of that block ends.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022853-->
 END%%
 
@@ -333,7 +333,7 @@ END%%
 Basic
 When does the lifetime of an object with automatic storage duration match its declaration's scope?
 Back: When it is a non-temporary object with VLA type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022857-->
 END%%
 
@@ -344,7 +344,7 @@ Consider the following translation unit. What is the lifetime of the object with
 void foo(int x) { }
 ```
 Back: From start of execution to end of execution of `foo`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022862-->
 END%%
 
@@ -359,7 +359,7 @@ void foo() {
 }
 ```
 Back: Between the start and end of `foo`'s execution.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022867-->
 END%%
 
@@ -374,7 +374,7 @@ void foo() {
 }
 ```
 Back: Indeterminate.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022873-->
 END%%
 
@@ -389,7 +389,7 @@ void foo() {
 }
 ```
 Back: `2`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022877-->
 END%%
 
@@ -404,7 +404,7 @@ void foo() {
 }
 ```
 Back: From the start to the end of execution of its surrounding block.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022882-->
 END%%
 
@@ -419,7 +419,7 @@ void foo() {
 }
 ```
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022887-->
 END%%
 
@@ -434,7 +434,7 @@ void foo() {
 }
 ```
 Back: No.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022892-->
 END%%
 
@@ -449,7 +449,7 @@ void foo() {
 }
 ```
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022897-->
 END%%
 
@@ -457,7 +457,7 @@ END%%
 Basic
 Consider non-temporary, VLA object with automatic storage duration. What is its lifetime?
 Back: From declaration of the VLA to when it leaves its scope.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022901-->
 END%%
 
@@ -472,7 +472,7 @@ void foo(int n) {
 }
 ```
 Back: No.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022906-->
 END%%
 
@@ -487,7 +487,7 @@ void foo(int n) {
 }
 ```
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022912-->
 END%%
 
@@ -502,7 +502,7 @@ void foo(int n) {
 }
 ```
 Back: Between its declaration and when `foo`'s execution ends.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022917-->
 END%%
 
@@ -517,7 +517,7 @@ void foo(int n) {
 }
 ```
 Back: No.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022923-->
 END%%
 
@@ -532,7 +532,7 @@ void foo(int n) {
 }
 ```
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022928-->
 END%%
 
@@ -542,7 +542,7 @@ A non-lvalue expression with structure or union type, where the structure or uni
 Basic
 When is the lifetime of an object with automatic storage duration temporary?
 Back: When specifying a non-lvalue expression with `struct`/`union` type containing an array member.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022933-->
 END%%
 
@@ -550,7 +550,7 @@ END%%
 Basic
 Consider an object with temporary lifetime and automatic storage duration. What *must* the object's type be?
 Back: Either a `struct` or `union`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022938-->
 END%%
 
@@ -558,7 +558,7 @@ END%%
 Basic
 Consider an object with temporary lifetime and automatic storage duration. What *must* the `struct` or `union` contain?
 Back: A member with array type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1733064022942-->
 END%%
 
@@ -811,5 +811,5 @@ END%%
 
 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
\ No newline at end of file
diff --git a/notes/c17/strings.md b/notes/c17/strings.md
index 35cf255..dd771c8 100644
--- a/notes/c17/strings.md
+++ b/notes/c17/strings.md
@@ -1159,7 +1159,7 @@ void* memmove(void* s1, const void* s2, size_t n);
 Basic
 What are the two primary functions provided by the standard library for copying memory?
 Back: `memcpy` and `memmove`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837986-->
 END%%
 
@@ -1170,7 +1170,7 @@ Back:
 ```c
 void* memcpy(void* restrict s1, const void* restrict s2, size_t n);
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837987-->
 END%%
 
@@ -1178,7 +1178,7 @@ END%%
 Basic
 What does the `memcpy` function do?
 Back: Copies a specified number of bytes from one object to another.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837989-->
 END%%
 
@@ -1186,7 +1186,7 @@ END%%
 Basic
 Disregarding out of bounds errors, when does `memcpy` invoke undefined behavior?
 Back: When copying occurs between objects that overlap in memory.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837990-->
 END%%
 
@@ -1194,7 +1194,7 @@ END%%
 Basic
 What does the first argument of `memcpy` refer to?
 Back: The destination address bytes are copied to.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837991-->
 END%%
 
@@ -1202,7 +1202,7 @@ END%%
 Basic
 What does the second argument of `memcpy` refer to?
 Back: The source address bytes are copied from.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837993-->
 END%%
 
@@ -1210,7 +1210,7 @@ END%%
 Basic
 What does the third argument of `memcpy` refer to?
 Back: The number of bytes to copy from the source address.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837994-->
 END%%
 
@@ -1218,7 +1218,7 @@ END%%
 Basic
 Which of `memcpy` or `memmove` is faster?
 Back: `memcpy`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837995-->
 END%%
 
@@ -1226,7 +1226,7 @@ END%%
 Basic
 *Why* is `memmove` slower than `memcpy`?
 Back: It's implemented as if copying first into a temporary array that does not overlap the arguments in memory.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837996-->
 END%%
 
@@ -1234,7 +1234,7 @@ END%%
 Basic
 When should you prefer using `memcpy` instead of `memmove`?
 Back: When the copying occurs between objects that do not overlap in memory.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837997-->
 END%%
 
@@ -1242,7 +1242,7 @@ END%%
 Basic
 Which standard header library defines `memcpy`?
 Back: `<string.h>`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837998-->
 END%%
 
@@ -1253,7 +1253,7 @@ Back:
 ```c
 void* memmove(void* s1, const void* s2, size_t n);
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843837999-->
 END%%
 
@@ -1261,7 +1261,7 @@ END%%
 Basic
 What does the first argument of `memmove` refer to?
 Back: The destination address bytes are copied to.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838000-->
 END%%
 
@@ -1269,7 +1269,7 @@ END%%
 Basic
 What does the second argument of `memmove` refer to?
 Back: The source address bytes are copied from.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838001-->
 END%%
 
@@ -1277,7 +1277,7 @@ END%%
 Basic
 What does the third argument of `memmove` refer to?
 Back: The number of bytes to copy from the source address.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838002-->
 END%%
 
@@ -1285,7 +1285,7 @@ END%%
 Basic
 Disregarding out of bounds errors, when does `memmove` invoke undefined behavior?
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838003-->
 END%%
 
@@ -1293,7 +1293,7 @@ END%%
 Basic
 When should you prefer using `memmove` instead of `memcopy`?
 Back: When the copying occurs between objects that overlap in memory.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838004-->
 END%%
 
@@ -1301,7 +1301,7 @@ END%%
 Basic
 Which standard header library defines `memmove`?
 Back: `<string.h>`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838005-->
 END%%
 
@@ -1309,7 +1309,7 @@ END%%
 Basic
 What does the `memmove` function do?
 Back: Copies a specified number of bytes from one object to another.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732843838006-->
 END%%
 
@@ -1318,7 +1318,7 @@ END%%
 * Arnold D. Robbins, “GAWK: Effective AWK Programming,” October 2023, [https://www.gnu.org/software/gawk/manual/gawk.pdf](https://www.gnu.org/software/gawk/manual/gawk.pdf).
 * Brian W. Kernighan and Dennis M. Ritchie, *The C Programming Language*, 2nd ed (Englewood Cliffs, N.J: Prentice Hall, 1988).
 * Bryant, Randal E., and David O'Hallaron. *Computer Systems: A Programmer's Perspective*. Third edition, Global edition. Always Learning. Pearson, 2016.
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
 * Mendel Cooper, “Advanced Bash-Scripting Guide,” n.d., 916.
 * “Printf,” in *Wikipedia*, January 18, 2024, [https://en.wikipedia.org/w/index.php?title=Printf&oldid=1196716962](https://en.wikipedia.org/w/index.php?title=Printf&oldid=1196716962).
diff --git a/notes/c17/typedefs.md b/notes/c17/typedefs.md
index c890b1a..ba302d1 100644
--- a/notes/c17/typedefs.md
+++ b/notes/c17/typedefs.md
@@ -67,7 +67,7 @@ END%%
 Basic
 What header defines `size_t`?
 Back: `<stddef.h>`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730740461658-->
 END%%
 
@@ -75,7 +75,7 @@ END%%
 Basic
 What header defines `ptrdiff_t`?
 Back: `<stddef.h>`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730740461659-->
 END%%
 
@@ -83,7 +83,7 @@ END%%
 Basic
 `ptrdiff_t` is used as the type of what result?
 Back: Subtracting two pointers.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730740461660-->
 END%%
 
@@ -91,7 +91,7 @@ END%%
 Basic
 `size_t` is used as the type of what result?
 Back: The `sizeof` operation.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730740461661-->
 END%%
 
@@ -99,7 +99,7 @@ END%%
 Basic
 Is `ptrdiff_t` signed or unsigned?
 Back: Signed.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730740461662-->
 END%%
 
@@ -141,7 +141,7 @@ END%%
 Basic
 Is `size_t` signed or unsigned?
 Back: Unsigned.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730740461663-->
 END%%
 
@@ -155,6 +155,6 @@ END%%
 
 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
 * Van der Linden, Peter. _Expert C Programming: Deep C Secrets_. Programming Languages / C. Mountain View, Cal.: SunSoft Pr, 1994.
\ No newline at end of file
diff --git a/notes/c17/types/derived.md b/notes/c17/types/derived.md
index 36404f9..bda0f47 100644
--- a/notes/c17/types/derived.md
+++ b/notes/c17/types/derived.md
@@ -243,7 +243,7 @@ Back:
 ```c
 void foo(int *const a) {}
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147585-->
 END%%
 
@@ -257,7 +257,7 @@ Back:
 ```c
 void foo(const int *a) {}
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147614-->
 END%%
 
@@ -271,7 +271,7 @@ Back:
 ```c
 void foo(int a[restrict]) {}
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147617-->
 END%%
 
@@ -285,7 +285,7 @@ Back:
 ```c
 void foo(volatile int a[]) {}
 ```
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147620-->
 END%%
 
@@ -296,7 +296,7 @@ What does the `3` keyword guarantee to the compiler?
 void bar(int a[3]);
 ```
 Back: N/A. It is ignored.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147623-->
 END%%
 
@@ -307,7 +307,7 @@ Basic
 void bar(int a[3]);
 ```
 Back: It serves as documentation.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147625-->
 END%%
 
@@ -318,7 +318,7 @@ In the following, what does the `static` keyword guarantee to the compiler?
 void bar(int a[static 3]);
 ```
 Back: The minimum number of elements for the compiler to assume `a` contains.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147628-->
 END%%
 
@@ -334,7 +334,7 @@ int main() {
 }
 ```
 Back: N/A. It doesn't.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147652-->
 END%%
 
@@ -350,7 +350,7 @@ int main() {
 }
 ```
 Back: Because the argument to `foo` does not have at least `3` elements.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147655-->
 END%%
 
@@ -366,7 +366,7 @@ int main() {
 }
 ```
 Back: N/A. It doesn't.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147658-->
 END%%
 
@@ -381,7 +381,7 @@ int main() {
 }
 ```
 Back: N/A. It doesn't.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147661-->
 END%%
 
@@ -396,7 +396,7 @@ int main() {
 }
 ```
 Back: Because `static` indicates a valid pointer must be passed to `foo`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1728244147664-->
 END%%
 
@@ -874,6 +874,6 @@ Functions are another type of derived type. They are listed in more detail [[c17
 ## Bibliography
 
 * Bryant, Randal E., and David O'Hallaron. *Computer Systems: A Programmer's Perspective*. Third edition, Global edition. Always Learning. Pearson, 2016.
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
 * Van der Linden, Peter. _Expert C Programming: Deep C Secrets_. Programming Languages / C. Mountain View, Cal.: SunSoft Pr, 1994.
diff --git a/notes/c17/types/index.md b/notes/c17/types/index.md
index c8f5c70..58f4657 100644
--- a/notes/c17/types/index.md
+++ b/notes/c17/types/index.md
@@ -14,7 +14,7 @@ Types in C are categorized corresponding to a hierarchy with a foundation compri
 Basic
 What is the foundational category of types?
 Back: The simple types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734400-->
 END%%
 
@@ -22,7 +22,7 @@ END%%
 Basic
 Why are "simple types" named the way they are?
 Back: These types are primitives in the type hierarchy.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734408-->
 END%%
 
@@ -30,7 +30,7 @@ END%%
 Basic
 Why are "real types" named the way they are?
 Back: They refer to types that belong to $\mathbb{R}$.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734411-->
 END%%
 
@@ -38,7 +38,7 @@ END%%
 Basic
 Why are "real types" named the way they are?
 Back: They refer to types that belong to $\mathbb{C}$.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 END%%
 
 All types are categorized as **function types** or **object types**. An object type is **complete** if there is sufficient information to determine the size of objects of that type. Otherwise we say it is **incomplete**.
@@ -47,7 +47,7 @@ All types are categorized as **function types** or **object types**. An object t
 Basic
 Types are partitioned into what two top-level categories?
 Back: Object types and function types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994842-->
 END%%
 
@@ -55,7 +55,7 @@ END%%
 Basic
 What is an object type?
 Back: A type that describes objects.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994846-->
 END%%
 
@@ -63,7 +63,7 @@ END%%
 Basic
 What is a function type?
 Back: A type that describes functions.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994851-->
 END%%
 
@@ -71,7 +71,7 @@ END%%
 Basic
 What two parts characterize a function type?
 Back: The return type and the number/types of its parameters.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994856-->
 END%%
 
@@ -79,7 +79,7 @@ END%%
 Basic
 What does it mean for an object type to be complete?
 Back: There is sufficient information to determine the size of objects of that type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994866-->
 END%%
 
@@ -87,7 +87,7 @@ END%%
 Basic
 What does it mean for an object type to be incomplete?
 Back: There is insufficient information to determine the size of objects of that type.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994870-->
 END%%
 
@@ -98,7 +98,7 @@ Does `x` have complete or incomplete object type in the following?
 void x;
 ```
 Back: Incomplete.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510995010-->
 END%%
 
@@ -109,7 +109,7 @@ Does `x` have complete or incomplete object type in the following?
 int x;
 ```
 Back: Complete.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510995016-->
 END%%
 
@@ -120,7 +120,7 @@ Does `x` have complete or incomplete object type in the following?
 void *x;
 ```
 Back: Complete.
-Reference: ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510995023-->
 END%%
 
@@ -161,7 +161,7 @@ END%%
 Basic
 What object type can an lvalue *not* have?
 Back: `void`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994890-->
 END%%
 
@@ -169,7 +169,7 @@ END%%
 Basic
 What object type can an lvalue have?
 Back: Any object type other than `void`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1723510994895-->
 END%%
 
@@ -181,7 +181,7 @@ The **basic types** comprise of `char`, the signed/unsigned integer types, and t
 Basic
 Are the basic types a subset of object types or function types?
 Back: Object types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734414-->
 END%%
 
@@ -189,7 +189,7 @@ END%%
 Basic
 The basic types consist of what simple types?
 Back: `char`, signed/unsigned integer types, and the floating point types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734417-->
 END%%
 
@@ -197,7 +197,7 @@ END%%
 Basic
 Is `int` considered a basic type?
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734421-->
 END%%
 
@@ -205,7 +205,7 @@ END%%
 Basic
 Is `char` considered a simple type?
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734424-->
 END%%
 
@@ -213,7 +213,7 @@ END%%
 Basic
 Is `float complex` considered a simple type?
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734428-->
 END%%
 
@@ -225,7 +225,7 @@ The **integer types** comprise of `char`, the signed/unsigned integer types, and
 Basic
 Are the integer types a subset of object types or function types?
 Back: Object types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734431-->
 END%%
 
@@ -233,7 +233,7 @@ END%%
 Basic
 The integer types consist of what simple types?
 Back: `char`, (un)signed integer types, and `enum`s.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734436-->
 END%%
 
@@ -241,7 +241,7 @@ END%%
 Basic
 Is `enum` considered a simple type?
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734439-->
 END%%
 
@@ -249,7 +249,7 @@ END%%
 Basic
 Is `enum` considered a basic type?
 Back: No.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734443-->
 END%%
 
@@ -257,7 +257,7 @@ END%%
 Basic
 Is `enum` considered a complex type?
 Back: No.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734447-->
 END%%
 
@@ -265,7 +265,7 @@ END%%
 Basic
 Is `enum` considered a real type?
 Back: Yes.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734452-->
 END%%
 
@@ -273,7 +273,7 @@ END%%
 Basic
 What category of types is considered a basic type but not an integer type?
 Back: Floating point types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734458-->
 END%%
 
@@ -281,7 +281,7 @@ END%%
 Basic
 What category of types is considered an integer type but not a basic type?
 Back: Enumerated types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734463-->
 END%%
 
@@ -289,7 +289,7 @@ END%%
 Basic
 Which types are considered both basic types and integer types?
 Back: `char` and the (un)signed integer types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734469-->
 END%%
 
@@ -297,7 +297,7 @@ END%%
 Basic
 Which of basic types or integer types is a subset of the other?
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734477-->
 END%%
 
@@ -308,7 +308,7 @@ Integer and floating point types are collectively called **arithmetic types**. E
 %%ANKI
 Cloze
 Integer and floating point types are collectively called {arithmetic} types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977383-->
 END%%
 
@@ -329,7 +329,7 @@ END%%
 %%ANKI
 Cloze
 The {real} types contrast the {complex} types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977387-->
 END%%
 
@@ -337,7 +337,7 @@ END%%
 Basic
 Which two smaller category of types make up the arithmetic types?
 Back: The integer and floating point types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977391-->
 END%%
 
@@ -345,7 +345,7 @@ END%%
 Basic
 The arithmetic types are categorized into what type domains?
 Back: The real type domain and the complex type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977395-->
 END%%
 
@@ -353,7 +353,7 @@ END%%
 Basic
 Which type domain does `int` fall under?
 Back: The real type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977399-->
 END%%
 
@@ -361,7 +361,7 @@ END%%
 Basic
 Which type domain does `float complex` fall under?
 Back: The complex type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977404-->
 END%%
 
@@ -369,7 +369,7 @@ END%%
 Basic
 Which type domain does `float` fall under?
 Back: The real type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977408-->
 END%%
 
@@ -377,7 +377,7 @@ END%%
 Basic
 Which type domain does `long double` fall under?
 Back: The real type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977412-->
 END%%
 
@@ -385,7 +385,7 @@ END%%
 Basic
 Which type domain does `bool` fall under?
 Back: The real type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977417-->
 END%%
 
@@ -393,7 +393,7 @@ END%%
 Basic
 Which type domain does `double complex` fall under?
 Back: The complex type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724543977422-->
 END%%
 
@@ -401,7 +401,7 @@ END%%
 Basic
 Which of basic types or arithmetic types is a subset of the other?
 Back: Basic types is a subset of arithmetic types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734484-->
 END%%
 
@@ -409,7 +409,7 @@ END%%
 Basic
 Which of arithmetic types or integer types is a subset of the other?
 Back: Integer types is a subset of arithmetic types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734489-->
 END%%
 
@@ -417,7 +417,7 @@ END%%
 Basic
 Which of the real types or integer types is a subset of the other?
 Back: The integer types is a subset of the real types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734493-->
 END%%
 
@@ -425,7 +425,7 @@ END%%
 Basic
 Which of the real types or floating point types is a subset of the other?
 Back: N/A.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734498-->
 END%%
 
@@ -433,7 +433,7 @@ END%%
 Basic
 Which types belong to the intersection of real and floating point types?
 Back: Floating point types in the real type domain.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546734502-->
 END%%
 
@@ -469,7 +469,7 @@ long double a;
 long double complex b;
 ```
 Back: `long double`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203391-->
 END%%
 
@@ -481,7 +481,7 @@ long double a;
 long complex b;
 ```
 Back: `long double`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203395-->
 END%%
 
@@ -493,7 +493,7 @@ long double a;
 long complex b;
 ```
 Back: Complex.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203398-->
 END%%
 
@@ -505,7 +505,7 @@ double complex a;
 long b;
 ```
 Back: `double`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203402-->
 END%%
 
@@ -517,7 +517,7 @@ long double a;
 long complex b;
 ```
 Back: Complex.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 END%%
 
 %%ANKI
@@ -528,7 +528,7 @@ float a;
 double b;
 ```
 Back: `double`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203405-->
 END%%
 
@@ -540,7 +540,7 @@ long long a;
 float b;
 ```
 Back: `float`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203408-->
 END%%
 
@@ -552,7 +552,7 @@ long long a;
 float b;
 ```
 Back: Real.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203419-->
 END%%
 
@@ -564,7 +564,7 @@ long long a;
 float b;
 ```
 Back: Because floating-point types have priority over integer types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203427-->
 END%%
 
@@ -576,7 +576,7 @@ long long a;
 long long b;
 ```
 Back: Real.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203431-->
 END%%
 
@@ -588,7 +588,7 @@ long long a;
 long long b;
 ```
 Back: `long long`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203436-->
 END%%
 
@@ -600,7 +600,7 @@ unsigned int a;
 signed short b;
 ```
 Back: `unsigned int`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203440-->
 END%%
 
@@ -612,7 +612,7 @@ unsigned a;
 signed int b;
 ```
 Back: `unsigned`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203445-->
 END%%
 
@@ -624,7 +624,7 @@ unsigned a;
 signed int b;
 ```
 Back: Because `unsigned` has rank $\geq$ that of `signed int`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203450-->
 END%%
 
@@ -636,7 +636,7 @@ unsigned a;
 signed int b;
 ```
 Back: Real.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203454-->
 END%%
 
@@ -648,7 +648,7 @@ unsigned short a;
 signed int b;
 ```
 Back: Real.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203469-->
 END%%
 
@@ -660,7 +660,7 @@ unsigned short a;
 signed int b;
 ```
 Back: Indeterminate.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1726840632804-->
 END%%
 
@@ -672,7 +672,7 @@ unsigned short a;
 int b;
 ```
 Back: Because the rank of `unsigned short` is $<$ that of `int`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203475-->
 END%%
 
@@ -684,7 +684,7 @@ unsigned short a;
 signed int b;
 ```
 Back: `signed int` or `unsigned int`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203479-->
 END%%
 
@@ -696,7 +696,7 @@ unsigned short a;
 signed int b;
 ```
 Back: When `signed int` can represent all the values of `unsigned short`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203484-->
 END%%
 
@@ -708,7 +708,7 @@ unsigned short a;
 signed int b;
 ```
 Back: When `signed int` cannot represent all the values of `unsigned short`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203488-->
 END%%
 
@@ -720,7 +720,7 @@ unsigned short a;
 signed int b;
 ```
 Back: N/A. It never is.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203492-->
 END%%
 
@@ -728,7 +728,7 @@ END%%
 Basic
 Suppose `a` and `b` has signed and unsigned types respectively. When is `a + b` signed?
 Back: When `b`'s type has lower rank and the range of `b` is included in the range of `a`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203460-->
 END%%
 
@@ -736,11 +736,11 @@ END%%
 Basic
 Suppose `a` and `b` have signed and unsigned types respectively. When is `a + b` unsigned?
 Back: When `b`'s type has higher rank or the range of `a` cannot fit the range of `b`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724762203465-->
 END%%
 
 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
\ No newline at end of file
diff --git a/notes/c17/types/simple.md b/notes/c17/types/simple.md
index 797a0e8..165d021 100644
--- a/notes/c17/types/simple.md
+++ b/notes/c17/types/simple.md
@@ -39,7 +39,7 @@ END%%
 Basic
 The integer types are grouped into what two classes?
 Back: The signed and unsigned integer types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546870212-->
 END%%
 
@@ -47,7 +47,7 @@ END%%
 Basic
 The floating point types are grouped into what two classes?
 Back: The real and complex floating point types.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1724546870217-->
 END%%
 
@@ -267,7 +267,7 @@ END%%
 Basic
 What are the character types?
 Back: `char`, `signed char`, and `unsigned char`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732622657234-->
 END%%
 
@@ -275,7 +275,7 @@ END%%
 Basic
 `char` has the same range, representation, and behavior as what other type?
 Back: Either `signed char` or `unsigned char`.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732622657240-->
 END%%
 
@@ -283,7 +283,7 @@ END%%
 Basic
 How do you check if `char` has the same representation as a `signed char` or `unsigned char`?
 Back: Check if `CHAR_MIN` has value `SCHAR_MIN` or `0` respectively.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732622657243-->
 END%%
 
@@ -291,7 +291,7 @@ END%%
 Basic
 Which header defines `CHAR_MIN`?
 Back: `<limits.h>`
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1732622657247-->
 END%%
 
@@ -1418,7 +1418,7 @@ END%%
 Basic
 What name is given to members of an enumeration?
 Back: An enumeration constant.
-Reference: “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+Reference: “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 <!--ID: 1730902791672-->
 END%%
 
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 ## Bibliography
 
-* “ISO: Programming Languages - C,” April 12, 2011, [https://port70.net/~nsz/c/c11/n1570.pdf](https://port70.net/~nsz/c/c11/n1570.pdf).
+* “ISO: Programming Languages - C17,” April 2017, [https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf](https://www.open-std.org/jtc1/sc22/wg14/www/abq/c17_updated_proposed_fdis.pdf).
 * Jens Gustedt, _Modern C_ (Shelter Island, NY: Manning Publications Co, 2020).
 * Raymond, Eric. “The Lost Art of Structure Packing.” Accessed November 4, 2024. [http://www.catb.org/esr/structure-packing/](http://www.catb.org/esr/structure-packing/).
 * Van der Linden, Peter. _Expert C Programming: Deep C Secrets_. Programming Languages / C. Mountain View, Cal.: SunSoft Pr, 1994.