CAMERON, M.; SPAULDING, K.; CAMERON, K. L. A synthesis and comparison of the geochemistry of volcanic rocks of the Sierra Madre Occidental and Mexican Volcanic Belt. Geofísica Internacional, [S. l.], v. 26, n. 1, p. 29–84, 1987. DOI: 10.22201/igeof.00167169p.1987.26.1.1189. Disponível em: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/1079. Acesso em: 18 may. 2024.