- Author: Denis Feissel, Peter Herrmann, Wolfgang Günther, Peter Weiss, Norbert Ehrhardt
- Language: German
- Year: 2006
- Author: Rolf Drechsler Wolfgang Günther (auth.)
- Language: English
- Year: 2002
- Author: Rolf Drechsler Wolfgang Günther (auth.)
- Language: English
- Year: 2002