diff --git a/Known-Conflicts-between-other-plugins.md b/Known-Conflicts-between-other-plugins.md
index 59fce8f..1a5ad90 100644
--- a/Known-Conflicts-between-other-plugins.md
+++ b/Known-Conflicts-between-other-plugins.md
@@ -6,4 +6,6 @@ YouCompleteMe using `tab` for completion, and so does `SnipMate`. If you want to
 imap <C-J> <esc>a<Plug>snipMateNextOrTrigger                                                                                                                
 smap <C-J> <Plug>snipMateNextOrTrigger 
 
-```
\ No newline at end of file
+```
+
+Ref: https://github.com/Valloric/YouCompleteMe/issues/47#issuecomment-20529309
\ No newline at end of file