RAI, U. S.; BASNET, H. B. The Perception of the Teachers Towards Virtual Class and Obstacles During Covid-19 Lockdown Phase. Journal of Research and Development, [S. l.], v. 4, n. 3, p. 43–58, 2021. DOI: 10.3126/jrdn.v4i3.39956. Disponível em: https://www.nepjol.info/index.php/jrdn/article/view/39956. Acesso em: 21 jan. 2022.