- Author: Thomas Gerstner
- Language: German
- Year: 2012
- Author: Christian Wieners
- Language: German
- Year: 2011
- Author: Marc Steinbach
- Language: German
- Year: 2010
- Author: Christian Clason
- Language: German
- Year: 2014
- Author: Volker Mehrmann
- Language: German
- Year: 2003
- Author: Antje Franke-Börner
- Language: German
- Year: 2014
- Author: P. Spellucci
- Language: German
- Year: 2008
- Author: Lars Grüne
- Language: German
- Year: 2002
- Author: Heinrich Voß
- Language: German
- Year: 2004