- Author: Rudolf P Huebener (auth.)
- Language: German
- Year: 2017
- Author: Rudolf P. Huebener (auth.)
- Language: English
- Year: 2016
- Author: Rudolf P. Huebener (auth.)
- Language: English
- Year: 2015
- Author: Professor Dr. Rudolf Peter Huebener (auth.)
- Language: English
- Year: 1979
- Author: Prof. Dr. Rudolf Peter Huebener (auth.)
- Language: English
- Year: 2001