- Author: Martin Opitz (editor), Veronika Marschall (editor), Robert Seidel (editor)
- Language: German
- Year: 2015
- Author: Martin Opitz (editor), Veronika Marschall (editor), Robert Seidel (editor)
- Language: German
- Year: 2009
- Author: Martin Opitz (editor), Veronika Marschall (editor), Robert Seidel (editor)
- Language: German
- Year: 2015
- Author: Martin Opitz (editor), Veronika Marschall (editor), Robert Seidel (editor), Wilhelm Kühlmann (editor), Hans-Gert Roloff (editor)
- Language: German
- Year: 2011