HRADECKÝ, P.; RAPPRICH, V. Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua). Revista geológica de América central, [S. l.], v. 38, 2007. DOI: 10.15517/rgac.v0i38.4217. Disponível em: https://www.revistas.ucr.ac.cr/index.php/geologica/article/view/4217. Acesso em: 14 may. 2024.