- Author: Beyza Björkman
- Language: English
- Year: 2013
- Author: Markus Saur
- Language: German
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- Author: Andreas Wagner
- Language: German
- Year: 2006
- Author: Gerhard Helbig, et al
- Language: German
- Year: 2001
- Author: Jonas Grethlein Antonios Rengakos
- Language: English
- Year: 2009
- Author: Albrecht Classen
- Language: English
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- Author: Peter Huhn, et al
- Language: English
- Year: 2009
- Author: Michail V Sadovskij
- Language: English
- Year: 2012
- Author: Georgij V Kostin, Vasily V Saurin
- Language: English
- Year: 2012
- Author: Vladimir N Kukudzhanov, Alexei Zhurov
- Language: English
- Year: 2012