GARRISON, Randy. ONLINE COLLABORATION PRINCIPLES. Online Learning, Boston, MA, v. 10, n. 1, 2019. DOI: 10.24059/olj.v10i1.1768. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1768. Acesso em: 31 mar. 2026.