- Author: Ronald Herbert Sack
- Language: English
- Year: 1972
- Author: Monika Hörig
- Language: German
- Year: 1979
- Author: Monika Hörig
- Language: German
- Year: 1979
- Author: Militarev Alexander Kogan Leonid
- Language: English
- Year: 2000
- Author: Militarev Alexander Kogan Leonid
- Language: English
- Year: 1995
- Author: Thomas R Kammerer (editor) Kai A Metzler (editor)
- Language: German
- Year: 2012
- Author: Thomas R Kammerer (editor) Kai A Metzler (editor)
- Language: German
- Year: 2012
- Author: Magorzata Sandowicz
- Language: English
- Year: 2012