- Author: Corinna Contag Stephan Götze
- Language: German
- Year: 2019
- Author: Christian Zanner (auth.)
- Language: German
- Year: 2017
- Author: Corinna Contag Christian Zanner (auth.)
- Language: German
- Year: 2014
- Author: Daniel Wegener Christian Zanner (auth.)
- Language: German
- Year: 2013
- Author: Christian Zanner (auth.)
- Language: German
- Year: 2013