Iswahyuni, Iswahyuni, and Siti Maisaroh. “The Effectiveness of Using the Problem-Based Learning Model on Students’ Understanding of Mathematical Word Problems”. Jurnal Perspektif 10, no. 1 (March 1, 2026): 127–136. Accessed March 3, 2026. https://perspektif.uinsgd.ac.id/index.php/JP/article/view/435.