BUELOW, Janet R; BARRY, Thomas A.; RICH, Leigh E. Supporting Learning Engagement with Online Students. Online Learning, Boston, MA, v. 22, n. 4, 2019. DOI: 10.24059/olj.v22i4.1384. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1384. Acesso em: 5 apr. 2026.