HAHN, F. A recent contribution to trade cycle theory. PSL Quarterly Review, [S. l.], v. 3, n. 15, 2014. DOI: 10.13133/2037-3643/12691. Disponível em: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/12691. Acesso em: 16 apr. 2025.