CLEMENT, N. C.; SONNTAG, I. L. U.S. periodical reporting on Mexico, 1960-1985. Frontera Norte, [S. l.], v. 1, n. 2, p. 91–103, 2017. DOI: 10.17428/rfn.v1i2.1655. Disponível em: https://fronteranorte.colef.mx./index.php/fronteranorte/article/view/1655. Acesso em: 18 abr. 2025.