- Author: Henrik Simojoki, Martin Rothgangel, Ulrich H.J. Körtner
- Language: German
- Year: 2022
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- Language: German
- Year: 2020
- Author: Jörg Thierfelder, Herbert Gutschera, Rainer Lachmann
- Language: German
- Year: 2014
- Author: Martin Rothgangel, Henrik Simojoki, Ulrich H.J. Körtner
- Language: German
- Year: 2019