Ramos-Fernández, G.; Vick, L. G.; Aureli, F.; Schaffner, C.; Taub, D. M. Behavioral Ecology and Conservation Status of Spider Monkeys in the Otoch Ma’ax Yetel Kooh Protected Area. Neotrop. Primates 2003, 11 (3), 155-158. https://doi.org/10.62015/np.2003.v11.551.