Videla, C.G.B., Meneses, E.L. and Diaz, J.M. 2020. Teachers’ perception of educational challenges in the face of the COVID 19. New Trends and Issues Proceedings on Humanities and Social Sciences. 7, 3 (Dec. 2020), 224–234. DOI:https://doi.org/10.18844/prosoc.v7i3.5256.