
- Author: Steven E. Sidebotham
- Language: English
- Year: 1986

- Author: J. Eingartner
- Language: German
- Year: 1990

- Author: Richard C. Monti
- Language: English
- Year: 1981

- Author: Ward W. Briggs Jr.
- Language: English
- Year: 1980

- Author: Ephraim David
- Language: English
- Year: 1984

- Author: Ole Langwitz Smith
- Language: English
- Year: 1975

- Author: Gareth Schmeling
- Language: English
- Year: 1977

- Author: Richard Stoll Shannon
- Language: English
- Year: 1975