- Author: Robert Magnus
- Language: German
- Year: 2018
- Author: Robert Magnus
- Language: English
- Year: 2023
- Author: Robert Magnus
- Language: English
- Year: 2023
- Author: Robert Magnus
- Language: English
- Year: 2022
- Author: Robert Magnus
- Language: English
- Year: 2020
- Author: Michael Beck Harald Bohme Mirko Dziadzka Ulrich Kunitz Robert Magnus Dirk Verworner
- Language: English
- Year: 1998