1. Ahmed S. H., 1981.Anthropometric Measurements and Ethnic Affinities of Chattisgarh tribes. Anthropological Survey of India, Calcutta.
2. Chandrasekhar Reddy B. K., 1984.Morpho-Genetic Variation among the Reddi Populations of Southern Andhra Pradesh. India. Ph.D. Thesis, Sri Venkateswara University, Tirupati.
3. Chengal Reddy P., 1979.Population Structure and Genetic Variation of Malas of Chittoor District, Andhra Pradesh. Ph.D. Thesis, Sri Venkateswara University, Tirupati.
4. Da Rocha F. J. &Salzano F. M., 1972.Anthropometric studies in Brazilian Capayo Indians. American Journal of Physical Anthropology, 36: 95–102.
5. Das B. M., 1967.A note on variation of ear lobe attachment. Acta Genet. Basel, 17: 154–157.