- Author: Felix Klein (Author) Robert Hermann (Creator) M. Ackerman (Translator)
- Language: English
- Year: 1979
- Author: M. Ackerman Robert Hermann
- Language: English
- Year: 1975
- Author: Georges Valiron
- Language: English
- Year: 1986
- Author: Robert Hermann
- Language: English
- Year: 1975
- Author: Robert Hermann
- Language: English
- Year: 1978
- Author: Robert Hermann
- Language: English
- Year: 1992
- Author: Robert Hermann
- Language: English
- Year: 1976
- Author: Robert Hermann
- Language: English
- Year: 1975
- Author: Robert Hermann
- Language: English
- Year: 1991
- Author: Robert Hermann
- Language: English
- Year: 1974