1. Altmann, Stuart A., 1962. A field study of the sociobiology of rhesus monkeys,Macaca mulatta.Ann. New York Acad. Sci., 102 (2): 338–435.
2. Kaufmann, J., 1967. Social relations of adult males in a free-ranging band of rhesus monkeys. In:Social Communication Among Primates S. A. Altmann (ed.), University of Chicago Press, Chicago, pp. 73–98.
3. Kawai, M., 1965a. On the system of social ranks in a natural troop of Japanese monkeys: (I) Basic rank and dependent rank. In:Japanese Monkeys, S. A. Altmann (ed)., Published by the author, pp. 66–86.
4. --, 1965b. On the system of social ranks in a natural troop of Japanese monkeys: (II) Ranking order as observed among the monkeys on and near the test box. In:Japanese Monkeys, S. A. Altmann (ed.), Published by the author, pp. 87–104.
5. Kawamura, S., 1965. Matriarchal social ranks in the Minoo-B troop: A study of the rank system of Japanese monkeys. In:Japanese Monkeys, S. A. Altmann (ed.), Published by the author, pp. 105–112.