LEITãO, N. C.; SHAHBAZ, M. Liberalization and United States’ Intra-Industry Trade. International Journal of Economics and Financial Issues, [S. l.], v. 2, n. 4, p. 505–512, 2012. Disponível em: https://econjournals.com/index.php/ijefi/article/view/267. Acesso em: 6 may. 2024.