NASUTION, E. L. S.; ANGRAINI, L. M.; WIDIATI, I.; AMELIA, S. Analysis of the Mathematical Reasoning Ability of Grade 8th Students on Triangular Materials. International Journal of Contemporary Studies in Education (IJ-CSE), [S. l.], v. 3, n. 3, p. 236–244, 2024. DOI: 10.56855/ijcse.v3i3.1126. Disponível em: https://journals.eduped.org/index.php/ijcse/article/view/1126. Acesso em: 26 jun. 2025.