DONELAN, Helen et al. Synchronous online learning: why some students don’t actively participate. Online Learning, Boston, MA, v. 29, n. 3, p. 311–337, 2025. DOI: 10.24059/olj.v29i3.4641. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/4641. Acesso em: 25 mar. 2026.