- Author: Diederich Eckardt
- Language: German
- Year: 2014
- Author: Diederich Eckardt
- Language: German
- Year: 2019
- Author: Diederich Eckardt
- Language: German
- Year: 2018
- Author: Diederich Eckardt, Oliver Fehrenbacher
- Language: German
- Year: 2015
- Author: Diederich Eckardt
- Language: German
- Year: 2018
- Author: Diederich Eckardt, Oliver Fehrenbacher
- Language: German
- Year: 2015
- Author: Diederich Eckardt, Ulrich Ehricke, Walter Gerhardt, Wolfram Henckel, Hans-Friedrich Müller, Eberhard Schilken
- Language: German
- Year: 2004
- Author: Diederich Eckardt, Walter Gerhardt, Hans-Friedrich Müller, Eberhard Schilken, Peter A. Windel
- Language: German
- Year: 2007