ALARCÓN, D.; MCKINLEY, T. A Poverty Profile of Mexico in 1989. Frontera Norte, [S. l.], v. 6, n. 1e, p. 141–154, 2017. DOI: 10.17428/rfn.v6i1e.1709. Disponível em: https://fronteranorte.colef.mx/index.php/fronteranorte/article/view/1709. Acesso em: 9 dic. 2022.