Araujo Pradere, E. A. ., Menéndez, L. L. ., & Durand Manterola, H. J. . (1996). Morphological characteristics of ionospheric E layer over El Cerrillo station, Mexico during magnetically quiet conditions. Geofísica Internacional, 35(1), 77–81. https://doi.org/10.22201/igeof.00167169p.1996.35.1.1103