LUCAS, S. G.; ALVARADO, G. E. Fossil proboscidea from the upper cenozoic of central america: taxonomy, evolutionary and paleobiogeographic significance. Revista geológica de América central, [S. l.], v. 42, 2010. DOI: 10.15517/rgac.v0i42.4169. Disponível em: https://revistas.ucr.ac.cr/index.php/geologica/article/view/4169. Acesso em: 22 dic. 2024.