- Author: D. H. Rouvray
- Language: English
- Year: 1990
- Author: Danail Bonchev Dennis H. Rouvray
- Language: English
- Year: 2000
- Author: Danail Bonchev Dennis H. Rouvray
- Language: English
- Year: 2000
- Author: D. H. Rouvray
- Language: English
- Year: 1990
- Author: D Bonchev D.H. Rouvray
- Language: English
- Year: 1999
- Author: D Bonchev D.H. Rouvray
- Language: English
- Year: 1999
- Author: Danail Bonchev D.H. Rouvray
- Language: English
- Year: 1995
- Author: Danail Bonchev D.H. Rouvray
- Language: English
- Year: 1995
- Author: Danail Bonchev D.H. Rouvray
- Language: English
- Year: 1994
- Author: Danail Bonchev D.H. Rouvray
- Language: English
- Year: 1994