MOHAMED, Ibrahim S.; KHTTAB, Hamid M.; ELSAYED, Said K.; EL-NOBY, Mohsen G.; ELRAMMAH, Shady G. A New Progressive and Efficient Royalty Model for Upstream Petroleum Industry. International Journal of Energy Economics and Policy, [S. l.], v. 12, n. 3, p. 287–297, 2022. DOI: 10.32479/ijeep.13153. Disponível em: https://mail.econjournals.com/index.php/ijeep/article/view/13153. Acesso em: 23 dec. 2024.