PICCIANO, Anthony G. Developing an Asynchronous Course Model at a Large, Urban University. Online Learning, Boston, MA, v. 2, n. 1, 2019. DOI: 10.24059/olj.v2i1.1926. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1926. Acesso em: 25 mar. 2026.