MORAIS, Fernanda Kallyne Rêgo de Oliveira; FRAGA, Maria de Nazaré de Oliveira. Brazilian government and the question of child labor: a sociohistorical study. Rev Rene, Fortaleza, v. 9, n. 4, 2008. Disponível em: https://periodicos.ufc.br/rene/article/view/5251. Acesso em: 23 fev. 2026.