NUNES, J. M. M. Trade balance and the real exchange rate: an analysis of cointegration. Brazilian Journal of Political Economy, [S. l.], v. 14, n. 1, p. 57-67, 1994. DOI: 10.1590/0101-31571994-0695. Disponível em: https://centrodeeconomiapolitica.org.br/repojs/index.php/journal/article/view/1269. Acesso em: 26 apr. 2024.