ET. AL., Edwin F. Cárdenas Cárdenas,. Distance higher education through effective communication: a current need. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 12, p. 88–94, 2021. DOI: 10.17762/turcomat.v12i12.7262. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/7262. Acesso em: 6 nov. 2025.