Pangaribuan, Firman. “Pengetahuan Mahasiswa Calon Guru Pada Pembagian Pecahan”. MUST: Journal of Mathematics Education, Science and Technology 1, no. 1 (May 11, 2016): 21–38. Accessed October 12, 2024. https://journal.um-surabaya.ac.id/matematika/article/view/95.