There's a guy in Germany, called Jan Vels, he used to live in Cologne [Köln in german spelling], who shoots a lot of public nudity teens - he supplies ATK Galleria (among others), and has stuff on
http://www.nude-in-public.com/enter.html#girls - but I can't tell you how to get into contact with him...
GREAT STUFF, though
I just found a tiny link on nude-in-public pointing to
http://www.aphroditas.com/de/index1b.htm - who seem to offer some of the content!!!