GONTIJO, C. Degree of monopoly and pricing in Kalecki: a critical assessment. Brazilian Journal of Political Economy, [S. l.], v. 11, n. 2, p. 161-173, 1991. DOI: 10.1590/0101-31571991-0727. Disponível em: https://centrodeeconomiapolitica.org/repojs/index.php/journal/article/view/1456. Acesso em: 8 may. 2024.