The Quinquennial Review of the Switched Fixed Telephone Service (STFC) Public Regime Agreements for the Years 2011-2015. Rev. Dir. Est. e Telecomunicacoes [Internet]. 2011 May 16 [cited 2024 Nov. 23];3(1):311-20. Available from: https://periodicos.unb.br/index.php/RDET/article/view/21674