Hidayati, Arini, Munasir Munasir, and Elok Sudibyo. “Development of Problem-Based Learning Model Physics Learning Tools to Improve Critical Thinking Skills of High School Students”. IJORER : International Journal of Recent Educational Research 5, no. 1 (January 5, 2024): 77-89. Accessed July 7, 2025. https://journal.ia-education.com/index.php/ijorer/article/view/496.