HILFERDING, P. How to avoid runaway inflation. A new and simple method: a secondary currency. Brazilian Journal of Political Economy, [S. l.], v. 6, n. 1, p. 54-65, 1986. DOI: 10.1590/0101-31571986-1053. Disponível em: https://centrodeeconomiapolitica.org.br/repojs/index.php/journal/article/view/1780. Acesso em: 3 jul. 2024.