- Publication venue
- 'Proceedings of the National Academy of Sciences'
- Publication date
- Field of study
- Publication venue
- 'Purdue University (bepress)'
- Publication date
- 01/05/1984
- Field of study
- Publication venue
- 'SAGE Publications'
- Publication date
- Field of study
- Publication venue
- place:ROMA
- Publication date
- 01/01/2006
- Field of study
- Publication venue
- 'Springer Science and Business Media LLC'
- Publication date
- 01/01/1987
- Field of study