CHEN, Yong; HE, Wu. Security risks and protection in online learning: A survey. The International Review of Research in Open and Distributed Learning, [S. l.], v. 14, n. 5, 2013. DOI: 10.19173/irrodl.v14i5.1632. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/1632. Acesso em: 16 apr. 2024.