MCKINNON, R. Optimum world monetary arrangements and the dual currency system. PSL Quarterly Review, [S. l.], v. 16, n. 67, 2014. DOI: 10.13133/2037-3643/11668. Disponível em: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/11668. Acesso em: 23 jul. 2024.