Siskawati, Fury Styo. “Effectiveness of Using "PAKSOBRI" With Quiz Faber to Improve Students’ Problem Solving Abilities at Islamic University of Jember”. Jurnal Axioma : Jurnal Matematika dan Pembelajaran 4, no. 1 (January 31, 2019): 7–15. Accessed October 15, 2024. https://ejurnal.uij.ac.id/index.php/AXI/article/view/339.