RAHAL, C. B. The recognition of news marks by 6th grade students of Elementary School. Letrônica, [S. l.], v. 2, n. 1, p. 105–122, 2009. Disponível em: https://revistaseletronicas.pucrs.br/index.php/letronica/article/view/4907. Acesso em: 17 jul. 2024.