FÉLIX, F.; CASTRO, C.; LAAKE, J. L. Abundance and survival estimates of the southeastern Pacific humpback whale stock from 1991–2006 photo-identification surveys in Ecuador . J. Cetacean Res. Manage., [S. l.], n. 3, p. 301–307, 2020. DOI: 10.47536/jcrm.vi.303. Disponível em: https://journal.iwc.int/index.php/jcrm/article/view/303. Acesso em: 4 dec. 2021.