SariMelinda Tri Buana Puspita, and Wahyudin. “Analysis of Critical Thinking Ability of Elementary School Students in Learning Mathematics With Problem-Based Learning Model”. International Conference on Elementary Education 7, no. 1 (March 22, 2025): 501-511. Accessed April 6, 2025. http://proceedings.upi.edu/index.php/icee/article/view/4006.