REFERENCES Oakley USA Red Bull Fusion Bikes Solid Bikes Europe Random Photography Mountainbike Rider Magazine Bike Magazin Freeride Magazin Frontline Magazine Internet Bike Community SCEW.DE - Actionsportsphotography Community too-fast.de - Falco Ruppert mariokoch.com - Mario Koch King of Bikepark - Downhill Race Series Kliffrock Festival taz - Die Tageszeitung Kärcher Calendar 2007 My own Bikephotography Calendar in coop. with Burningline.com Komp.LED