- Author: Siebold Dagmar I.
- Language: German
- Year: 2003
- Author: Schollendorf Kai
- Language: German
- Year: 2005
- Author: Schmidt Frederik
- Language: German
- Year: 2010
- Author: Ronellenfitsch Lisa
- Language: German
- Year: 2014
- Author: Niedrist Gerhard
- Language: German
- Year: 2009