1. Protection afforded by sickle-cell trait against subtertian malarial infection;ALLISON;Brit. Med. J.,1954
2. Metabolic and circulatory aspects of tolerance to cold as affected by physical training;ANDERSEN;Federation Proc.,1966
3. BAKER, P. T. (1965). “International Biological Programme. Multidisciplinary Studies of Human Adaptability; Theoretical Justification and Method.” H. A. 60. Special Committee for the International Biological Programme, 7 Marylebone Road, London, N.W.1. by Giannini, Naples, pages 63–71.
4. DILL, D. B., ADOLPH, E. F., and WILBER, C. G. eds. (1964). “Handbook of Physiology,” Sect. 4. Am. Physiol. Soc., Washington, D. C.
5. “Mankind Evolving. The Evolution of the Human Species.”;DOBZHANSKY,1962