Hasanah, Rizatul, Putri Yuanita, Sehatta Saragih, and Yenita Roza. “Analysis Of Student Errors On Algebraic Form Material Based On Kastolan ”. JTMT: Journal Tadris Matematika 4, no. 02 (December 31, 2023): 190-196. Accessed May 2, 2026. https://journal.uiad.ac.id/index.php/Jtm/article/view/1975.