Abstracts [de la revista Foro Internacional : v. 52, no. 3 (209), 2012]. Foro Internacional, México, Ciudad de México, v. 52, n. 3, p. 738–740, 2012. Disponível em: https://forointernacional.colmex.mx/index.php/fi/article/view/2119. Acesso em: 30 abr. 2025.