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- Language: German
- Year: 2016

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- Language: German
- Year: 2012

- Author: Constanze Spieß (editor), Klaus-Michael Köpcke (editor)
- Language: German
- Year: 2015

- Author: Constanze Spieß (editor), Klaus-Michael Köpcke (editor)
- Language: German
- Year: 2015

- Author: Andreas Bittner (editor), Constanze Spieß (editor)
- Language: German
- Year: 2016