FERRI, F.; D’ANDREA, A. .; GRIFONI, . P. .; GUZZO, T. . Distant Learning: Open Challenges and Evolution . International Journal of Learning, Teaching and Educational Research, [S. l.], v. 17, n. 8, p. 78–88, 2018. Disponível em: http://ijlter.net/index.php/ijlter/article/view/650. Acesso em: 24 dec. 2025.