diff --git a/language/references.xml b/language/references.xml
index 1adc164330..0e18f190a4 100644
--- a/language/references.xml
+++ b/language/references.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.29 $ -->
+<!-- $Revision: 1.30 $ -->
  <chapter id="language.references">
   <title>References Explained</title>
 
@@ -112,6 +112,9 @@ echo "var2 is set to '$var2'\n"; // var2 is set to 'Example variable'
 ]]>
       </programlisting>
      </example>
+     Think about <literal>global $var;</literal> as a shortcut to <literal>$var
+     =&amp; $GLOBALS['var'];</literal>. Thus assigning other reference
+     to <literal>$var</literal> only changes the local variable's reference.
     </para>
    </warning>
    <para>