- Author: Hans-Jürgen Goertz
- Language: German
- Year: 1980
- Author: Hans-Jürgen Goertz
- Language: German
- Year: 2018
- Author: Hans-Jürgen Goertz
- Language: German
- Year: 2013
- Author: Hans-Jürgen Goertz
- Language: German
- Year: 2007
- Author: Hans-Jürgen Goertz
- Language: German
- Year: 1995
- Author: Hans-Jürgen Goertz
- Language: German
- Year: 1992
- Author: Hans-Jürgen Goertz
- Language: German
- Year: 2010