HARTATI, L.; ADAWIYAH, R. Analysis of Class VII Students’ Mathematical Problem-Solving Abilities on Triangles and Quadrilaterals. Edumatica : Jurnal Pendidikan Matematika, [S. l.], v. 13, n. 3, p. 295-307, 2023. DOI: 10.22437/edumatica.v13i03.21090. Disponível em: https://online-journal.unja.ac.id/edumatica/article/view/21090. Acesso em: 26 nov. 2024.