diff --git a/SC2237.md b/SC2237.md
index 510bd00..4174572 100644
--- a/SC2237.md
+++ b/SC2237.md
@@ -34,4 +34,7 @@ This is a stylistic issue that does not affect correctness. If you prefer the or
 
 ### Related resources:
 
-* Help by adding links to BashFAQ, StackOverflow, man pages, POSIX, etc!
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+* [Google Bash Style Guide][google-bash] on Testing Strings
+* Help by adding links to BashFAQ, StackOverflow, man pages, POSIX, etc!
+
+[google-bash]: https://google.github.io/styleguide/shell.xml?showone=Testing_Strings#Testing_Strings
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