- Author: Armin Wachter Henning Hoeber
- Language: English
- Year: 2006
- Author: Armin Wachter Henning Hoeber (auth.)
- Language: English
- Year: 2006
- Author: Armin Wachter Henning Hoeber
- Language: English
- Year: 2005
- Author: Armin Wachter Henning Hoeber
- Language: English
- Year: 2005
- Author: Armin Wachter Henning Hoeber K. Schilling
- Language: German
- Year: 2004