Characterization of inequation tasks in primary school textbooks. Uniciencia, [S. l.], v. 38, n. 1, p. 1–25, 2024. DOI: 10.15359/ru.38-1.25. Disponível em: https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/19133.. Acesso em: 28 oct. 2024.