KRAVIS, I. The possible uses of commodity agreements. PSL Quarterly Review, [S. l.], v. 31, n. 127, 2014. DOI: 10.13133/2037-3643/11531. Disponível em: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/11531. Acesso em: 4 may. 2024.