The government of Getulio Vargas and the frontiers expansions on the Centre of Brazil (1930-1945). Research, Society and Development, [S. l.], v. 11, n. 6, p. e53811629385, 2022. DOI: 10.33448/rsd-v11i6.29385. Disponível em: https://rsdjournal.org/rsd/article/view/29385. Acesso em: 5 dec. 2025.