Add link to Asciidoc source code of manual
diff --git a/doc/manuals/osmopcu-usermanual-docinfo.xml b/doc/manuals/osmopcu-usermanual-docinfo.xml
index 6bd2b69..ecc6742 100644
--- a/doc/manuals/osmopcu-usermanual-docinfo.xml
+++ b/doc/manuals/osmopcu-usermanual-docinfo.xml
@@ -37,4 +37,10 @@
 	and no Back-Cover Texts.  A copy of the license is included in
 	the section entitled "GNU Free Documentation License".
   </para>
+  <para>
+	The Asciidoc source code of this manual can be found at
+	<ulink url="http://git.osmocom.org/osmo-gsm-manuals/">
+		http://git.osmocom.org/osmo-gsm-manuals/
+	</ulink>
+  </para>
 </legalnotice>