PAVLIDIS , K. . Improving affordability of communications: Research and policy directions. Journal of Telecommunications and the Digital Economy, [S. l.], v. 1, n. 1, p. 10.1 – 10.8, 2019. DOI: 10.18080/jtde.v1n1.220. Disponível em: https://mail.jtde.telsoc.org/index.php/jtde/article/view/220. Acesso em: 6 jul. 2024.