References
- Edwards E.A., Duntley S.Q. The pigments and color of living human skin. The American Journal of Anatomy 1977; 65: 1–32
- Harrison G.H., Owen J.J.T. Studies on the inheritance of human skin colour. Annals of Human Genetics 1964; 28: 27–37
- Kalla A.K. Ageing and sex differences in human skin pigmentation. Zeitschrift für Morphologie und Anthropologie 1973; 65: 29–33
- Lee M.M.G., Lasker G.W. The sun tanning potential of human skin. Human Biology 1959; 31: 252–260
- Mehrai H. A demographic study of some populations in Shahrestan Nowshahr, Mazandaran, North Iran, with reference to the genetic structure. University of Durham. 1984, Unpublished Doctoral thesis
- Roberts D.F., Kahlon D.P.S. Environmental correlations of skin colour. Annals of Human Biology 1976; 3: 11–22
- Sunderland E. Early man in Iran. Cambridge History of Iran No. 1. The Land of Iran, W.B. Fisher. Cambridge University Press. 1968; 395–408, In
- Sunderland E. Skin colour variability in the Middle East. Physiological and Morphological Adaptation and Evolution, W.A. Stini. Mouton. 1979; 7–18, In
- Szabo G. The regional anatomy of the human integument, with special reference to the distribution of hair follicles, sweat glands and melanocytes. Philosophical Transactions of the Royal Society of London, B. 1976; 252: 447–485
- Tiwari S.C., Kalla A.K. Dimorphism in the effect of adolescence on skin pigmentation. The Anthropologist 1968; 169–174, (Special Volume)
- Tiwari S.C., Kalla A.K. A study of skin colour changes during adolescence among the females. Acta Med. Auxol. 1969; 1: 218–222
- Weiner J.S. A spectrophotometer for measurement of skin colour. Man 1951; 51: 152–153