- Author: Peter Winkler
- Language: German
- Year: 2010
- Author: Frank Haußer Yury Luchko
- Language: German
- Year: 2010
- Author: Ingrid Hilgert Joachim Hilgert
- Language: German
- Year: 2011
- Author: Helmut Prinz Roland Strauß
- Language: German
- Year: 2011
- Author: Pierre Basieux
- Language: German
- Year: 2011
- Author: Ingrid Hilgert Joachim Hilgert
- Language: German
- Year: 2012
- Author: Norbert Herrmann
- Language: German
- Year: 2011
- Author: Thomas Grüter
- Language: German
- Year: 2011