Sabrun, Sabrun. “Open-Ended Untuk Meningkatkan Kemampuan Matematika Siswa Kelas VII Di SMPN 1 Terara”. Jurnal Ilmiah IKIP Mataram 11, no. 2 (December 28, 2024): 74–81. Accessed August 14, 2025. https://e-journal3.undikma.ac.id/index.php/jiim/article/view/14501.