- Publication venue
- 'Elsevier BV'
- Publication date
- Field of study
- Publication venue
- [s.n.]
- Publication date
- 01/01/1968
- Field of study
- Publication venue
- [s.n.]
- Publication date
- 01/01/1967
- Field of study
- Publication venue
- Publication date
- 01/01/1961
- Field of study
- Publication venue
- [s.n.]
- Publication date
- 01/01/1971
- Field of study
- Publication venue
- NRLO
- Publication date
- 01/01/1979
- Field of study