Sutisna, Eki, Syamsuri Syamsuri, Aan Hendrayana, and Anwar Mutaqin. “Meta-Analysis: Pengaruh Model Problem Based Learning Terhadap Kemampuan Pemecahan Masalah Matematis”. Jurnal Cendekia : Jurnal Pendidikan Matematika 7, no. 3 (October 31, 2023): 3148-3161. Accessed September 26, 2025. https://www.j-cup.org/index.php/cendekia/article/view/1453.