Rejeki, Suprapti, Riyadi Riyadi, and Siswanto Siswanto. “Problem Based Learning and Guided Inquiry Learning Model on Critical Thinking Ability”. International Journal on Emerging Mathematics Education 5, no. 1 (March 16, 2021): 61–68. Accessed November 4, 2024. https://journal.uad.ac.id/index.php/IJEME/article/view/19939.