Rizki, Baiq Febrian Sari, Ahmad Harjono, Aisa Nikmah Rahmatih, and Asri Fauzi. “Kemampuan Berpikir Kritis Matematika Peserta Didik Kelas IV Dengan Model Problem Based Learning (PBL)”. Journal of Classroom Action Research 6, no. 4 (November 5, 2024). Accessed November 5, 2024. https://jppipa.unram.ac.id/index.php/jcar/article/view/9025.