RENNER, Swen C.; RIESER, Regula; HORWICH, Robert H. An experimental census method and estimates of population density of a black howler monkey (Alouatta pigra) highland population in the Sierra Yalijux, Guatemala. Neotropical Primates, Arlington, VA, USA, v. 14, n. 1, p. 19–24, 2007. DOI: 10.1896/044.014.0104. Disponível em: https://primate.socgen.ucla.edu/index.php/multivitaminic/article/view/634.. Acesso em: 2 jul. 2024.