Fitriani, Fitriani. “KEMAMPUAN PEMECAHAN MASALAH SISWA SMP”. JTMT: Journal Tadris Matematika 1, no. 1 (August 3, 2020): 14-19. Accessed April 28, 2026. https://journal.uiad.ac.id/index.php/Jtm/article/view/393.