Gómez-Marin, F., J. J. Veá, E. Rodríguez-Luna, F. García-Orduña, D. Canales-Espinosa, M. Escobar, and N. Asensio. 2001. “Food Resources and the Survival of a Group of Howler Monkeys (Alouatta Palliata Mexicana) in Disturbed and Restricted Habitat at Los Tuxtlas, Veracruz, Mexico”. Neotropical Primates 9 (2): 60-67. https://doi.org/10.62015/np.2001.v9.484.