VASEL, Haneen. Online teaching in successive crisis contexts: Arab teachers’ perceptions in two emergency periods. Online Learning, Boston, MA, v. 30, n. 3, 2026. DOI: 10.24059/olj.v30i3.5408. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/5408. Acesso em: 2 sep. 2026.