Torres-Rivera, S.; Ramos-Leal, J. A.; Rodríguez-Robles, U.; Carranco-Lozada, S.; Torres-Hernández, J. R. Ambiental Pollen-Based Metodology for Hydrogeological Studies in Karstic Zones: Joya De Luna-Guaxcamá, S.L.P. revmexcg 2019, 36, 1-12.