FRYDENBERG, Jia. Persistence in University Continuing Education Online Classes. The International Review of Research in Open and Distributed Learning, [S. l.], v. 8, n. 3, 2007. DOI: 10.19173/irrodl.v8i3.375. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/375. Acesso em: 27 jul. 2024.