Transmission of exchange rate variation for brazilian export prices of iron ore: a comparative study of dollar and euro. Research, Society and Development, [S. l.], v. 9, n. 12, p. e34291211280, 2020. DOI: 10.33448/rsd-v9i12.11280. Disponível em: https://rsdjournal.org/rsd/article/view/11280. Acesso em: 5 dec. 2025.