TACUBA, A. Pemex: oil price and financial management in the context of elevated fiscal burden. Journal of Economics, Finance and Administrative Science, [S. l.], v. 27, n. 53, p. 175–194, 2022. Disponível em: https://revistas.esan.edu.pe/index.php/jefas/article/view/606. Acesso em: 29 sep. 2022.