LORENZO, George. BUSINESS MODELS FOR ONLINE EDUCATION. Online Learning, Boston, MA, v. 10, n. 2, 2019. DOI: 10.24059/olj.v10i2.1765. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1765. Acesso em: 25 mar. 2026.