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- Language: German
- Year: 2020

- Author: Edith Lenel
- Language: German
- Year: 1936

- Author: Hans Rothfels
- Language: German
- Year: 1936

- Author: Erich Hoffmann
- Language: German
- Year: 1935

- Author: Erich Maschke
- Language: German
- Year: 1934

- Author: Gerhard Oestereich
- Language: German
- Year: 1978

- Author: Harald Heppner
- Language: German
- Year: 2014