Construcción de Sumas Notables. Pesquimat, [S. l.], v. 26, n. 2, p. 25–38, 2023. DOI: 10.15381/pesquimat.v26i2.27114. Disponível em: https://revistasinvestigacion.unmsm.edu.pe/index.php/matema/article/view/27114.. Acesso em: 11 may. 2024.