Hernández Monterrosa, A. L., Huezo Estrada, V., Juárez Bonilla, L. J., Guzmán Avilés, J. D., & Onofre Mendoza, N. O. (2020). The transformation of the teaching-learning process in Salvadoran educational centers. Conocimiento Educativo, 7, 97–105. https://doi.org/10.5377/ce.v7i0.10033