An Analysis on the Fundamental Concept of Levels and Sublevels in the History of Algebra: An Analysis on the Levels and Sublevels of Algebraic Reasoning in Education. Journal of Advances and Scholarly Researches in Allied Education, [S. l.], v. 15, n. 1, p. 674–689, 2018. Disponível em: https://ignited.in/index.php/jasrae/article/view/7689.. Acesso em: 21 aug. 2025.