- Author: Valentin L. Popov (auth.)
- Language: German
- Year: 2010
- Author: Valentin L. Popov (auth.)
- Language: English
- Year: 2017
- Author: Valentin N. Popov (auth.) Eugenia Buzaneva Peter Scharff (eds.)
- Language: English
- Year: 2005
- Author: Professor Dr. Valentin L. Popov (auth.)
- Language: English
- Year: 2010
- Author: Professor Dr. Valentin L. Popov (auth.)
- Language: English
- Year: 2010
- Author: Valentin L. Popov (auth.)
- Language: German
- Year: 2010
- Author: Professor Dr. Valentin L. Popov (auth.)
- Language: English
- Year: 2010
- Author: Professor Dr. Valentin L. Popov (auth.)
- Language: English
- Year: 2010
- Author: Professor Dr. Valentin L. Popov (auth.)
- Language: English
- Year: 2010