- Author: Schefold Christoph
- Language: German
- Year: 2013
- Author: Schatz Jürgen
- Language: German
- Year: 2000
- Author: Schabert Tilo, Kroll Frank-Lothar
- Language: German
- Year: 2020
- Author: Saage Richard
- Language: German
- Year: 1999
- Author: Saage Richard
- Language: German
- Year: 1995
- Author: Rüdiger Axel, Seng Eva-Maria
- Language: German
- Year: 2006
- Author: Röhrich Wilfried
- Language: German
- Year: 1972
- Author: Roth Klaus
- Language: German
- Year: 2011