- Author: Wilhelm Braune, Frank Heidermanns
- Language: German
- Year: 2018
- Author: Wilhelm Braune, Frank Heidermanns
- Language: German
- Year: 2018
- Author: Wilhelm Braune, Frank Heidermanns
- Language: German
- Year: 2004
- Author: Frank Heidermanns
- Language: German
- Year: 1993
- Author: Wilhelm Braune Frank Heidermanns
- Language: German
- Year: 2004