- Author: Richard Breun
- Language: German
- Year: 2014
- Author: Richard Schaeffler
- Language: German
- Year: 2016
- Author: Richard Schaeffler
- Language: German
- Year: 2022
- Author: Richard Schaeffler
- Language: German
- Year: 2008
- Author: Richard Schaeffler
- Language: German
- Year: 2018
- Author: Richard Breun
- Language: German
- Year: 2022
- Author: Richard Breun
- Language: German
- Year: 2021
- Author: Richard Klein (Hrsg.)
- Language: German
- Year: 2016
- Author: Richard Blatný
- Language: Czech
- Year: 1995
- Author: Tim Dowley, Jan Spousta, Richard Scott
- Language: Czech
- Year: 1994