FREITAS, David Santos; BICCA-MARQUES, Júlio César. Object manipulation in a captive group of capuchin monkeys (Cebus nigritus). Neotropical Primates, Arlington, VA, USA, v. 16, n. 2, p. 80–82, 2009. DOI: 10.1896/044.016.0211. Disponível em: https://primate.socgen.ucla.edu/index.php/multivitaminic/article/view/704.. Acesso em: 3 jan. 2025.