ABORISADE, Olubunmi Philip. Telephone: The Old Technology that is Never Old. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 7, n. 3, p. pp. 54–58, 2012. DOI: 10.3991/ijet.v7i3.2132. Disponível em: https://online-journals.org/index.php/i-jet/article/view/2132. Acesso em: 4 may. 2024.