VIDELA, C. G. B.; MENESES, E. L.; DIAZ, J. M. Teachers’ perception of educational challenges in the face of the COVID 19. New Trends and Issues Proceedings on Humanities and Social Sciences, [S. l.], v. 7, n. 3, p. 224–234, 2020. DOI: 10.18844/prosoc.v7i3.5256. Disponível em: https://un-pub.eu/ojs/index.php/pntsbs/article/view/5256. Acesso em: 27 sep. 2021.