GREGORY, M. A. An Opportunity. Journal of Telecommunications and the Digital Economy, [S. l.], v. 3, n. 3, p. ii-iii, 2015. DOI: 10.18080/jtde.v3n3.25. Disponível em: https://jtde.telsoc.org/index.php/jtde/article/view/25. Acesso em: 27 nov. 2024.