- Author: Heinz-Peter Schmiedebach (editor), R. Winau (editor), Rudolf Häring (editor)
- Language: German
- Year: 1990
- Author: Heinz-Peter Schmiedebach (editor)
- Language: German
- Year: 2018
- Author: Heinz-Peter Schmiedebach (editor)
- Language: German
- Year: 2018
- Author: Heinz-Peter Schmiedebach (editor)
- Language: German
- Year: 2016
- Author: Heinz-Peter Schmiedebach (editor)
- Language: German
- Year: 2016