Luhr, J. F., y I. S. E. Carmichael. «Contemporaneous Eruptions of Calc-Alkaline and Alkaline Magmas Along the Volcanic Front of the Mexican Volcanic Belt». Geofísica Internacional 24, no. 1 (enero 1, 1985): 203–216. Accedido marzo 21, 2025. http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/1004.