RANGEL, I. The history of Brazilian duality. Brazilian Journal of Political Economy, [S. l.], v. 1, n. 4, p. 397-423, 1981. DOI: 10.1590/0101-31571981-4005. Disponível em: https://centrodeeconomiapolitica.org.br/repojs/index.php/journal/article/view/1991. Acesso em: 21 jan. 2025.