- Author: Blumenwitz Dieter, Gornig Gilbert H., Murswiek Dietrich
- Language: German
- Year: 2006
- Author: Blumenwitz Dieter, Gornig Gilbert H., Murswiek Dietrich
- Language: German
- Year: 2005
- Author: Blumenwitz Dieter, Gornig Gilbert H., Murswiek Dietrich
- Language: German
- Year: 2004