- Author: Knud Andresen (editor), Stefan Müller (editor)
- Language: English
- Year: 2017
- Author: Knud Andresen, Stefan Müller
- Language: English
- Year: 2017
- Author: Knud Andresen Sebastian Justke Detlef Siegfried
- Language: English
- Year: 2020
- Author: Knud Andresen
- Language: German
- Year: 2016