- Author: Professor Dr. Ernst-Wilhelm Otten (auth.)
- Language: German
- Year: 2009
- Author: Ernst-Wilhelm Otten
- Language: German
- Year: 2019
- Author: Ernst-Wilhelm Otten
- Language: German
- Year: 2009
- Author: Professor Dr. Ernst-Wilhelm Otten (auth.)
- Language: German
- Year: 2009
- Author: Professor Dr. Ernst-Wilhelm Otten (auth.)
- Language: German
- Year: 2009