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- Language: English
- Year: 2020
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- Year: 2006
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- Language: German
- Year: 2013
- Author: Marko Martić
- Language: German
- Year: 2022
- Author: Bernhard Milz
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- Year: 2001
- Author: Georg Kohler
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- Year: 1980
- Author: Pieter Hendrik van der Gulden, Joachim Aul
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- Year: 1990