TEIXEIRA ALVES, Ana Cristina. Oil Royalties in Brazil: Constitutionality X Unconstitutionality. International Journal of Advanced Engineering Research and Science, [S. l.], v. 8, n. 1, 2021. Disponível em: https://journal-repository.com/index.php/ijaers/article/view/3004.. Acesso em: 22 jul. 2024.