- Author: Tore Levring (editor), Heinz August Hoppe (editor), Otto J. Schmid (editor)
- Language: English
- Year: 1969
- Author: Heinz A. Hoppe (editor), Tore Levring (editor)
- Language: English
- Year: 1982
- Author: Tore Levring (editor), Yukio Tanaka (editor)
- Language: English
- Year: 1979