1. Agoraraoorthy, G. (1987).Reproductive Behaviour in Hanuman Langurs, Presbytis entellus; Ph.D. thesis, University of Jodhpur, Jodhpur.
2. Agoramoorthy, G., and Mohnot, S. M. (1988). Infanticide and juvenilicide in Hanuman langurs (Presbytis entellus) around Jodhpur, India.Hum. Evol. 3: 279–296.
3. Altmann, J., Hausfater, G., and Altmann, S. (1988). Determinants of reproductive success in savannah baboons,Papio cynocephalus. In Clutton-Brock, T. H. (ed.),Reproductive Success: Studies of Individual Variation in Contrasting Breeding Systems, University of Chicago Press, Chicago and London, pp. 403–418.
4. Bhargava, S. K., Sinha, R., and Dixit, V. P. (1984). Long-term metabolic effect of clofibrate (atromid-s) on the testicular function of normolipaemic langurs (Presbytis entellus entellus): A histologial and biochemical study. In Roonwal, M. L., Mohnot, S. M., and Rathore, N. S. (ed.),Current Primate Researches, University of Jodphur Press, Jodhpur, pp. 83–91.
5. Borries, C. (1988). Patterns of grandmaternal behaviour in free-ranging Hanuman langurs (Presbytis entellus).Hum. Evol. 3: 239–260.