Sururuddin, Muhammad, Ni Ketut Suarni, and I Gede Margunayasa. “Meta Analysis Of Learning Models Problem Based Learning In Improving Critical Thinking Skills In Primary Schools”. IJE : Interdisciplinary Journal of Education 2, no. 1 (March 30, 2024): 12–18. Accessed October 8, 2025. https://skillerindonesia.id/index.php/ije/article/view/72.