CURTIS, David D.; LAWSON, Michael J. EXPLORING COLLABORATIVE ONLINE LEARNING. Online Learning, Boston, MA, v. 5, n. 1, 2019. DOI: 10.24059/olj.v5i1.1885. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1885. Acesso em: 2 apr. 2026.