Digital Transformation in Distance Learning: Problems and Challenges During COVID-19 Pandemic: Sidra Noreen, Norman Reid . PJDOL, [S. l.], v. 7, n. 2, 2021. DOI: 10.30971/pjdol.v7i2.237. Disponível em: https://ojs.aiou.edu.pk/index.php/pjdol/article/view/237. Acesso em: 21 may. 2024.