BERRANGÉ, J. P. The Osa Group: an auriferous Pliocene sedimentary unit from the Osa Peninsula, southern Costa Rica. Revista geológica de América central, [S. l.], v. 10, 2011. DOI: 10.15517/rgac.v0i10.13002. Disponível em: https://revistas.ucr.ac.cr/index.php/geologica/article/view/13002. Acesso em: 3 may. 2024.