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- Language: German
- Year: 1993

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- Language: German
- Year: 2014

- Author: Ernest W.B. Hess-Lüttich (editor), Heidrun Kämper (editor), Martin Reisigl (editor), Ingo H. Warnke (editor)
- Language: German
- Year: 2017

- Author: Heidrun Kämper (editor), Ingo H. Warnke (editor)
- Language: German
- Year: 2015

- Author: Heidrun Kämper (editor), Peter Haslinger (editor), Thomas Raithel (editor)
- Language: German
- Year: 2014

- Author: Heidrun Kämper (editor), Ingo H. Warnke (editor)
- Language: German
- Year: 2015