- Author: Helmut Henne (editor)
- Language: German
- Year: 1979
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- Language: German
- Year: 1996
- Author: Vilmos Ágel (editor), Mathilde Hennig (editor)
- Language: German
- Year: 2006
- Author: Armin Burkhardt
- Language: German
- Year: 1986
- Author: Konstanze Seutter
- Language: German
- Year: 1996
- Author: Ulf Abraham
- Language: German
- Year: 1996
- Author: Beda Schmidhauser
- Language: German
- Year: 1995
- Author: Gisela Brünner
- Language: German
- Year: 2000
- Author: Gottfried Kolde
- Language: German
- Year: 1989