LORENZO, George. THE SLOAN SEMESTER. Online Learning, Boston, MA, v. 12, n. 2, 2019. DOI: 10.24059/olj.v12i2.1693. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1693. Acesso em: 25 mar. 2026.