- Author: Stefan Jordan
- Language: German
- Year: 2005
- Author: Theodor Pelster
- Language: German
- Year: 2002
- Author: Bernd Volkl
- Language: German
- Year: 2003
- Author: Theodor Pelster
- Language: German
- Year: 2004
- Author: Ernst Kemmner
- Language: German
- Year: 2007
- Author: Mario Leis
- Language: German
- Year: 2002