WALTER CORTEZ, W.; ISLAS CAMARGO, A. Labor Market Integration between Northern Mexico and Southern United States: an empirical investigation. Ensayos Revista de Economía, [S. l.], v. 28, n. 1, p. 21–60, 2009. DOI: 10.29105/ensayos28.1-3. Disponível em: https://ensayos.uanl.mx/index.php/ensayos/article/view/95. Acesso em: 27 abr. 2024.