SHISHAKLY, R.; SABAH, A. Challenges of Online Learning Systems during COVID-19 in the UAE universities and its Effect on Business Students’ Academic Performance. American Journal of Online and Distance Learning, [S. l.], v. 3, n. 1, p. 1 - 24, 2021. DOI: 10.47672/ajodl.757. Disponível em: https://ajpojournals.org/journals/index.php/AJODL/article/view/757. Acesso em: 4 may. 2024.