diff --git a/SC1003.md b/SC1003.md
index ff39c86..b06a351 100644
--- a/SC1003.md
+++ b/SC1003.md
@@ -25,3 +25,8 @@ In POSIX shell, the shell cares about nothing but another single-quote to termin
 
 ### Exceptions
 If you want your single-quoted string to end in a backslash, you can rewrite as `'string'\\` or [[ignore]] this warning.
+
+### Related resources:
+
+See POSIX.1-2024, section "C.2.2.2 Single-Quotes:"
+https://pubs.opengroup.org/onlinepubs/9799919799/xrat/V4_xcu_chap01.html#tag_23_02