HECKMAN, Robert; ANNABI, Hala. CULTIVATING VOLUNTARY ONLINE LEARNING COMMUNITIES IN BLENDED ENVIRONMENTS. Online Learning, Boston, MA, v. 10, n. 4, 2006. DOI: 10.24059/olj.v10i4.1745. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1745. Acesso em: 28 jul. 2026.