Performance analysis of the Pemex refineries, 2000-2019. Panorama Económico, [S. l.], v. 17, n. 34, p. 225–245, 2021. DOI: 10.29201/peipn.v17i34.89. Disponível em: https://revistapanoramaeconomico.mx/index.php/PE/article/view/89. Acesso em: 27 mar. 2026.