1. Blake, N. M., Kirk, R. L., McDermid, E. M., Omoto, K., Ahuja, Y. R.: The distribution of serum protein and enzyme group systems among North Indians. Hum. Hered. 21, 440–457 (1971).
2. Chan, K. L.: Human red cell adenylate kinase polymorphism in West Malaysian populations. Hum. Hered. 21, 173–179 (1971).
3. Cunningham, C. E.: The post war migration of the Toba-Batak to East Sumatra. Yale University. South East Asia Studies Series (1958).
4. Heide, H. M., Van der: An analysis of blood grouping data collected in Indonesia and in the Netherlands. Publication No. 67 of the Nederlands Museum Voor Anthropologie and Department of Anthropology of the Royal Tropical Institute, Amsterdam, pp. 5–27 (1963).
5. Monographs in human genetics;R. L. Kirk,1968