Anang, Riyanto Dwi Saputra, Alfira Mulya Astuti, and Erpin Evendi. “The Effectiveness of STEM-Based Project-Based Learning in Improving Students’ Relational Mathematical Understanding”. Journal of Math Tadris 5, no. 2 (November 24, 2025): 13–25. Accessed April 16, 2026. https://jurnal.jurmat.com/index.php/jmt/article/view/263.