Preliminary observations on the differences in reproductive behaviour between breeding and non-breeding captive lion-tailed macaques (Macaca silenus) housed in Indian zoos.

Mallapur, A., Waran, N., Seaman, S., & Sinha, A. (2006). Preliminary observations on the differences in reproductive behaviour between breeding and non-breeding captive lion-tailed macaques (Macaca silenus) housed in Indian zoos. Applied Animal Behaviour