- Author: Marie-Luise Haase, Michael Kohlenbach, Thomas Riebe, Beat Röllin, René Stockmar, Daniel Weißbrodt
- Language: German
- Year: 2015
- Author: Marie-Luise Haase, Michael Kohlenbach, Thomas Riebe, Beat Röllin, René Stockmar
- Language: German
- Year: 2022
- Author: Falko Heimer, Marie-Luise Haase, Thomas Riebe, Beat Röllin, René Stockmar, Jochen Strobel, Franziska Trenkle
- Language: German
- Year: 2005
- Author: Falko Heimer, Marie-Luise Haase, Bettina Reimers, Thomas Riebe, Beat Röllin, René Stockmar, Franziska Trenkle
- Language: German
- Year: 2006