Aragón Cruz, A., López Hernández, J. R., & Ávila Flores, O. (2022). Groundwater in North America, a Studycase: Contamination Risk and Use of Springs in San Simón Almolongas, Oaxaca, Mexico. Norteamérica, Revista Académica Del CISAN-UNAM, 17(1). https://doi.org/10.22201/cisan.24487228e.2022.1.522