BELLUZZO, L. G. de M.; TAVARES, M. da C. Still the controversy over effective demand: a small intervention. Brazilian Journal of Political Economy, [S. l.], v. 1, n. 3, p. 372-377, 1981. DOI: 10.1590/0101-31571981-3107. Disponível em: https://centrodeeconomiapolitica.org.br/repojs/index.php/journal/article/view/1987. Acesso em: 16 jul. 2025.