Larasati, P. A., T. S. Karniman, and M. Rizal. “ANALISIS PEMAHAMAN KONSEP SISWA DALAM MENYELESAIKAN MASALAH SISTEM PERSAMAAN LINEAR TIGA VARIABEL (SPLTV) DI SMA NEGERI 9 PALU: Analysis Of Student’s Concept Understanding In Solving Problem Of Three Variabel Linear Equation System (SPLTV) Of The 10th Grade Of SMA Negeri 9 Palu”. Jurnal Elektronik Pendidikan Matematika Tadulako, vol. 11, no. 1, Sept. 2023, pp. 41-54, https://jurnalfkipuntad.com/index.php/jpmt/article/view/3350.