Tutuarima, S., Astutik, H. S., & Sumadi, S. (2024). Keefektifan Model Pembelajaran Problem Based Learning (PBL) Ditinjau dari Hasil Belajar dan Minat Siswa SMP. THEOREMA: The Journal Education of Mathematics, 5(2). Retrieved from https://e-journal.unimudasorong.ac.id/index.php/jurnaltheorema/article/view/1146