- Author: Schmid Marcus X
- Language: German
- Year: 2014
- Author: Roth-Schulz Waltraud, Schulz Reinhard
- Language: German
- Year: 2014
- Author: Chavez Linda, Gray Daniel
- Language: English
- Year: 2004
- Author: Butler Stuart, Führer, Garwood Duncan
- Language: English
- Year: 2016
- Author: Becker Martin
- Language: German
- Year: 2016
- Author: Pfeiffer JoAnn, Wells Cris
- Language: English
- Year: 2017
- Author: Hermann Manfred
- Language: German
- Year: 2001
- Author: Leyh Robert
- Language: German
- Year: 2006
- Author: Adamczyk Raimund, Gramer Kurt
- Language: German
- Year: 1997
- Author: Diesler Christel
- Language: German
- Year: 2006