HURLEY, A.; COTTON, A. Foraging enrichment affects behaviour and enclosure utilisation in captive male gelada Theropithecus gelada. Journal of Zoo and Aquarium Research, [S. l.], v. 10, n. 3, p. 129–138, 2022. DOI: 10.19227/jzar.v10i3.580. Disponível em: https://jzar.org/jzar/article/view/580. Acesso em: 20 aug. 2022.