- Author: Stephanie Knecht-Thurmann
- Language: German
- Year: 2004
- Author: Bernd Öggl Klaus Förster
- Language: German
- Year: 2011
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- Language: German
- Year: 2004
- Author: Dirk Frischalowski
- Language: German
- Year: 2007
- Author: Bernd Muller Harald Wehr
- Language: German
- Year: 2007
- Author: Thomas Weitzel
- Language: German
- Year: 2010
- Author: Mark Donnermeyer Benjamin Rusch Dirk Brodersen Marcus Wiederstein Marco Skulschus
- Language: German
- Year: 2003
- Author: Gerhard Brosius
- Language: German
- Year: 2002
- Author: Karsten Samaschke
- Language: German
- Year: 2003
