Nurhidayah, Apriliani, Suyoto Suyoto, Suwarni Suwarni, and Aryo Andri Nugroho. “Peningkatan Hasil Belajar Matematika Melalui Model Problem Based Learning Di Sekolah Dasar”. Jurnal Basicedu 8, no. 4 (August 3, 2024): 3271–3278. Accessed June 14, 2025. https://jbasic.org/index.php/basicedu/article/view/8484.