- Author: Dirk U. Rottzoll
- Language: German
- Year: 1996
- Author: Dirk U. Rottzoll
- Language: German
- Year: 1996
- Author: Abraham Ibn Esra Dirk U. Rottzoll
- Language: English
- Year: 1999
- Author: Avraham Ben-Me'ir Ibn-'Ezra Dirk U. Rottzoll
- Language: English
- Year: 1999