- Author: B.N. Goswamy, Eberhard Fischer
- Language: English
- Year: 1987
- Author: B. N. (Brijinder Nath) Goswamy, Eberhard Fischer
- Language: English
- Year: 1992
- Author: Hermann Eberhard Fischer
- Language: German
- Year: 1905
- Author: Johann Eberhard Fischer János Gulya
- Language: German
- Year: 1995