N. A. LIBRE. A Discussion Platform for Enhancing Students Interaction in the Online Education. Journal of Online Engineering Education, [S. l.], v. 12, n. 2, p. 07–12, 2021. Disponível em: http://onlineengineeringeducation.com/index.php/joee/article/view/49. Acesso em: 16 aug. 2022.