FREITAS, M. D. A. de; MARTINS, P. B. Algebraic thinking in Elementary School: the perception of regularities and relational thinking. Educação Matemática Debate, Montes Claros, v. 8, n. 14, p. 1–16, 2024. DOI: 10.46551/emd.v8n14a13. Disponível em: https://www.periodicos.unimontes.br/index.php/emd/article/view/7830. Acesso em: 12 mar. 2025.