Urrutia Fucugauchi, Jaime. «Palaeomagnetis and Rock Magnetism of Selected Intrusive Igneous Bodies from Southern Mexico I Reconnaissance Study of the Acapulco and Tierra Colorada Intrusives». Geofísica Internacional 22, no. 1 (enero 1, 1983): 39–56. Accedido mayo 2, 2024. http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/808.