- Author: Prof. Dr. Daniel S. Christen (auth.)
- Language: German
- Year: 2005
- Author: Bozena Arnold
- Language: German
- Year: 2017
- Author: W. Richard Bowen (auth.)
- Language: English
- Year: 2014
- Author: W. Richard Bowen (auth.)
- Language: English
- Year: 2014
- Author: Prof. Dr. Daniel S. Christen (auth.)
- Language: German
- Year: 2005
- Author: Professor Dr. Dieter Bäuerle (auth.)
- Language: English
- Year: 2000