García-Ruiz, Rafael, Avto Goguitchaichvili, Miguel Cervantes-Solano, Abel Cortés-Cortés, Juan Morales-Contreras, Rafael Maciel-Peña, José Rosas-Elguera, and José Luis Macías-Vázquez. 2018. “Secular Variation and Excursions of the Earth Magnetic Field During the Plio-Quaternary: New Paleomagnetic Data from Radiometrically Dated Lava Flows of the Colima Volcanic Complex (western Mexico)”. Revista Mexicana De Ciencias Geológicas 33 (1):72-80. https://doi.org/10.22201/cgeo.20072902e.2016.1.641.