Massey, Adrianne. “A Population Survey of <i>Alouatta palliata</i>, <i>Cebus capucinus</i> and <i>Ateles geoffroyi</i> At Palo Verde, Costa Rica”. Revista de Biología Tropical 35, no. 2 (November 1, 1987): 345–347. Accessed December 19, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/24116.