- Author: Jürgen Becker, Ulrich Luz
- Language: German
- Year: 1998
- Author: Ulrich Luz
- Language: German
- Year: 2018
- Author: Ulrich Luz
- Language: German
- Year: 2016
- Author: Ulrich Luz
- Language: English
- Year: 1995
- Author: Ulrich Luz
- Language: German
- Year: 2016
- Author: Ulrich Luz
- Language: Italian
- Year: 2014
- Author: Ulrich Luz
- Language: Italian
- Year: 2013
- Author: Ulrich Luz
- Language: Italian
- Year: 2006
- Author: Ulrich Luz
- Language: Italian
- Year: 2010