“ANALISIS KEMAMPUAN BERPIKIR KREATIF MATEMATIS SISWA PADA MATERI SISTEM PERSAMAAN LINIER TIGA VARIABEL”, JPPM, vol. 2, no. 2, pp. 199–210, Jan. 2021, Accessed: Jul. 02, 2025. [Online]. Available: http://jurnal.mipatek.ikippgriptk.ac.id/index.php/JPPM/article/view/70