Pompa-Mera, Valerie, Peter Schaaf, Teodoro Hernández-Treviño, Bodo Weber, Gabriela Solís-Pichardo, Daniel Villanueva-Lascurain, and Paul Layer. 2013. “Geology, Geochronology, and Geochemistry of Isla María Madre, Nayarit, Mexico”. Revista Mexicana De Ciencias Geológicas 30 (1). https://rmcg.unam.mx/index.php/rmcg/article/view/66.