Knowledge and Challenges in Using Graphing Calculators:Insights from Pre-Calculus Teachers. The International Review of Multidisciplinary Research, [S. l.], v. 1, n. 6, p. 131–145, 2026. DOI: 10.5281/zenodo.20399264. Disponível em: https://vertexcorp.org/index.php/irmr/article/view/328. Acesso em: 28 may. 2026.