- Author: Stockhammer Robert
- Language: German
- Year: 2016
- Author: Katharine Derderian
- Language: English
- Year: 2000
- Author: Miller Shem
- Language: English
- Year: 2019
- Author: Siegert Bernhard, Vogl Joseph
- Language: German
- Year: 2003
- Author: Mackie C. J.
- Language: English
- Year: 2004
- Author: Watson Janet
- Language: English
- Year: 2001