1. Abbott, D. H., 1978. The physical, hormonal and behavioural development of the common marmoset,Callithrix jacchus jacchus. In:Biology and Behaviour of Marmosets,H. Rothe,H. J. Wolters, &J. P. Hearn (eds.), Eigenverlag, Göttingen, pp. 99–106.
2. Azrin, N. H., R. R. Hutchinson, &D. F. Hake, 1966. Extinction-induced aggression.J. Exp. Anal. Behav., 9: 191–204.
3. Beck, B. B. &M. I. Castro, 1994. Environments for endangered primates. In:Naturalistic Environments in Captivity for Animal Behavior Research,E. F. Gibbons,Jr.,E. J. Wyers,E. Waters, &E. W. Menzel,Jr. (eds.), State Univ. of New York Press, Albany, New York, pp. 259–270.
4. Berlyne, D. E., 1955. The arousal and satiation of perceptual curiosity in the rat.J. Comp. Physiol. Psychol., 48: 238–246.
5. Box, H. O., 1978. Social interactions in family groups of captive marmosets (Callithrix jacchus). In:The Biology and Conservation of the Callitrichidae,D. G. Kleiman (ed.), Smithsonian Institution Press, Washington, D.C., pp. 239–249.