- Publication venue
- Publication date
- 01/07/1970
- Field of study
- Publication venue
- Publication date
- 01/01/1972
- Field of study
- Publication venue
- Publication date
- 01/04/1972
- Field of study
- Publication venue
- Publication date
- 01/10/1969
- Field of study
- Publication venue
- Publication date
- 01/07/1970
- Field of study
- Publication venue
- Publication date
- 01/10/1970
- Field of study
- Publication venue
- Publication date
- 01/01/1970
- Field of study
- Publication venue
- Publication date
- 01/10/1971
- Field of study
- Publication venue
- Publication date
- 01/01/1970
- Field of study
- Publication venue
- Publication date
- 01/10/1969
- Field of study