- Author: Simone E. Pfenninger, David Singleton
- Language: English
- Year: 2017
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- Language: English
- Year: 2017
- Author: Alexander Werth (editor), Lars Bülow (editor), Simone E. Pfenninger (editor), Markus Schiegg (editor)
- Language: English
- Year: 2021
- Author: Lars Bülow Simone E. Pfenninger Markus Schiegg Alexander Werth
- Language: English
- Year: 2021