Hernández-Quintero, E., Cifuentes-Nava, G., Cabral-Cano, E., Urrutia-Fucugauchi, J., Chávez, R., Correa-Mora, F., Becerril, R., & Ramírez, J. J. (2000). A new permanent geomagnetic station at Colima volcano observatory, Mexico. Geofísica Internacional, 39(3), 267–275. https://doi.org/10.22201/igeof.00167169p.2000.39.3.330