FERRERS, Richard Anthony. The National Broadband Network Brownfields Debate - Valuing FTTN and FTTP. Journal of Telecommunications and the Digital Economy, [S. l.], v. 4, n. 2, p. 31–65, 2016. DOI: 10.18080/jtde.v4n2.55. Disponível em: https://mail.jtde.telsoc.org/index.php/jtde/article/view/55. Acesso em: 8 jan. 2025.