LAZARUS, Belinda Davis. TEACHING COURSES ONLINE: HOW MUCH TIME DOES IT TAKE?. Online Learning, Boston, MA, v. 7, n. 3, 2019. DOI: 10.24059/olj.v7i3.1844. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1844. Acesso em: 25 mar. 2026.