Nugraha A, Isulis Marissa E. Improving the Metacognition Ability of Class VIII Middle School Students on the Use of Function Boards in Mathematics. JSHR [Internet]. 2024 Aug. 26 [cited 2025 Aug. 28];2(2). Available from: https://jurnal.ugj.ac.id/index.php/JSHR/article/view/9531