- Author: Volker Reinhardt
- Language: German
- Year: 2011
- Author: Uwe Schultz, Michael Erbe, Volker Reinhardt, Martin Wrede, Christoph Kampmann, Günter Müchler
- Language: German
- Year: 2015
- Author: Volker Reinhardt
- Language: German
- Year: 2019
- Author: Volker Reinhardt
- Language: German
- Year: 2023
- Author: Volker Reinhardt
- Language: German
- Year: 2017
- Author: Volker Reinhardt
- Language: Portuguese
- Author: Volker Reinhardt
- Language: German
- Year: 2016