CARVALHO, A. C. Middle class and public services in Brazil: commodity boom, economic crisis, and protests for a better public transportation system. Seara Jurídica, [S. l.], v. 1, n. 15, p. 1–32, 2017. Disponível em: https://publicacoes.unijorge.com.br/searajuridica/article/view/558. Acesso em: 15 jun. 2025.