Igor José de Renó Machado, Brazilian Immigration and the Reconstruction of Racial Hierarchies of the Portuguese Empire Download Article (PDF) MACHADO, Igor José de Renó. Brazilian Immigration and the Reconstruction of Racial Hierarchies of the Portuguese Empire. in: Vibrant – Virtual Brazilian Anthropology, v. 1, n. 1/2. January to December 2004. Brasília, ABA. Available at http://www.vibrant.org.br/issues/v1n1/igor-jose-de-reno-machado-brazilian-immigration-and-the-reconstruction-of-racial-hierarchies-of-the-portuguese-empire/