diff --git a/scripts/typo.js b/scripts/typo.js
index 6c55b00..577c0d4 100644
--- a/scripts/typo.js
+++ b/scripts/typo.js
@@ -1,5 +1,7 @@
 'use strict';
 
+// https://crowdagger.github.io/textes/articles/heuristique.html
+
 const path = require('path');
 const { loadPages, savePages } = require('./page');
 const richtypo = require('richtypo');