- Author: Köhler Claus
- Language: German
- Year: 2019
- Author: Köhler Claus, Pohl Rüdiger
- Language: German
- Year: 1996
- Author: Köhler Claus, Rohde Armin
- Language: German
- Year: 2003
- Author: Köhler Claus, Pohl Rüdiger
- Language: German
- Year: 1992
- Author: Köhler Claus
- Language: German
- Year: 2004
- Author: Köhler Claus
- Language: German
- Year: 2013
- Author: Köhler Claus
- Language: German
- Year: 2000
- Author: Köhler Claus
- Language: German
- Year: 1999
- Author: Köhler Claus
- Language: German
- Year: 1990
- Author: Köhler Claus
- Language: German
- Year: 1962