- Author: Sue-Ellen Case
- Language: English
- Year: 1997
- Author: Leonhard Jörn
- Language: German
- Year: 2018
- Author: Leffers Jochen
- Language: German
- Year: 2013
- Author: Kermani Navid
- Language: German
- Year: 2015
- Author: Kermani Navid, Saman Moises
- Language: German
- Year: 2016
- Author: Haas Jens Oliver, Polak Oliver
- Language: German
- Year: 2012
- Author: Degen Florentine
- Language: German
- Year: 2012
- Author: William Ruddiman
- Language: Italian
- Year: 2015
- Author: Graf Friedrich Wilhelm
- Language: German
- Year: 2014
- Author: Gorkow Alexander
- Language: German
- Year: 2008