Rensen, Michael (January 17, 2001). "Zebrahead - Playmate of the Year". Rock Hard (in German). Archived from the original on September 22, 2020. Retrieved September 22, 2020.
Rensen, Michael (January 17, 2001). "Zebrahead - Playmate of the Year". Rock Hard (in German). Archived from the original on September 22, 2020. Retrieved September 22, 2020.