National Academy of Sciences: Abstracts of papers presented at the autumn meeting, Durham, North Carolina, 17-19 October 1966.
- 21 October 1966
- journal article
- other
- Published by American Association for the Advancement of Science (AAAS) in Science
- Vol. 154 (3747), 417-430
- https://doi.org/10.1126/science.154.3747.417