- Author: Heimo Walter, Bernd Epple
- Language: English
- Author: Heimo Walter Bernd Epple (eds.)
- Language: English
- Year: 2017
- Author: Bernd Epple Reinhard Leithner Wladimir Linzer Heimo Walter
- Language: German
- Year: 2009
- Author: Bernd Epple Reinhard Leithner Wladimir Linzer Heimo Walter
- Language: English
- Year: 2009