1. The situations that evoke vocalization in primates;Andrew;Ann. N.Y. Acad. Sci.,1962
2. The behavioral repertoire of the stumptail macaque;Bertrand,1969
3. Approaches to studies of the naturalistic communicative behavior in nonhuman primates;Carpenter,1969
4. Territorial behavior in the common white-handed gibbon (Hylobates lar Linn);Ellefson,1968