Nurrahmah, Nurrahmah, Darsikin Darsikin, and Amiruddin Kade. “Model Penalaran Matematika Formal Siswa Dalam Memecahkan Masalah Fisika”. Mitra Sains 5, no. 3 (July 30, 2017): 93-102. Accessed November 24, 2024. http://mrtg.untad.ac.id/index.php/MitraSains/article/view/86.