Soares da Costa, Adriano. «Regulatory Arrangements Applicable to Concession Systems: Regulation by Contract and Rulemaking». Revista de Direito Setorial e Regulatório 9, no. 2 (septiembre 6, 2023): 202–245. Accedido mayo 18, 2024. https://www.periodicos.unb.br/index.php/rdsr/article/view/44685.