- Author: Fichte Johann Gottlieb
- Language: German
- Year: 1991
- Author: Fichte Johann Gottlieb
- Language: German
- Year: 1995
- Author: Fichte Johann Gottlieb
- Language: German
- Year: 1978
- Author: Fichte Johann Gottlieb
- Language: German
- Year: 1984
- Author: Fichte Johann Gottlieb
- Language: German
- Year: 2012
- Author: Fichte Johann Gottlieb
- Language: German
- Year: 1986
- Author: Fichte Johann Gottlieb
- Language: German
- Year: 1998