CRUZ MEDINA, Isidro Roberto. Optimization of six productive factors for sunflower. REVISTA TERRA LATINOAMERICANA, [S. l.], v. 30, n. 1, p. 89–96, 2012. Disponível em: https://terralatinoamericana.org.mx/index.php/terra/article/view/1133. Acesso em: 16 jul. 2024.