Mangelep, Navel Oktaviandy, and Derel Filandy Kaunang. “Pengembangan Soal Matematika Realistik Berdasarkan Kerangka Teori Program for International Students Assesment”. Mosharafa: Jurnal Pendidikan Matematika 7, no. 3 (September 30, 2018): 455–466. Accessed July 6, 2024. https://journal.institutpendidikan.ac.id/index.php/mosharafa/article/view/527.