CRUZ AKÉ, S. THE NONLINEAR RELATION BETWEEN BIOFUELS AND FOOD PRICES. Investigación Económica, [S. l.], v. 76, n. 299, 2017. Disponível em: https://revistas.unam.mx/index.php/rie/article/view/58667. Acesso em: 17 may. 2024.