De Roger Leiner, am November 2008
<a href="//commons.wikimedia.org/wiki/User:Cayambe" title="User:Cayambe">User:Cayambe</a>
CC BY 4.0
<a href="//commons.wikimedia.org/wiki/File:CzugaLeiner01.jpg" title="File:CzugaLeiner01.jpg">File:CzugaLeiner01.jpg</a>