“Demarcating universities”: indigenous peoples and affirmative actions in Brazilian Graduate Studies courses. Práxis Educativa, [S. l.], v. 17, p. 1–26, 2022. DOI: 10.5212/PraxEduc.v.17.19422.009. Disponível em: https://revistas.uepg.br/index.php/praxiseducativa/article/view/19422. Acesso em: 30 may. 2026.