- Publication venue
- Unknown Publisher
- Publication date
- 01/01/1987
- Field of study
- Publication venue
- Unknown Publisher
- Publication date
- 01/01/1987
- Field of study
- Publication venue
- [s.n.]
- Publication date
- 01/01/1968
- Field of study
- Publication venue
- [s.n.]
- Publication date
- 01/01/1966
- Field of study
- Publication venue
- Publication date
- 01/01/1988
- Field of study
- Publication venue
- Unknown Publisher
- Publication date
- 01/01/1987
- Field of study
- Publication venue
- Unknown Publisher
- Publication date
- 01/01/1985
- Field of study
- Publication venue
- [s.n.]
- Publication date
- 01/01/1967
- Field of study