- Author: Johannes Riemer (editor), Helmut Krause (editor)
- Language: German
- Year: 1987
- Author: Johannes Riemer (editor), Helmut Krause (editor)
- Language: German
- Year: 1979
- Author: Johannes Riemer (editor), Helmut Krause (editor)
- Language: German
- Year: 1984
- Author: Johannes Riemer (editor), Helmut Krause (editor)
- Language: German
- Year: 1985