Siskawati FS. Effectiveness of Using "PAKSOBRI" with Quiz Faber to Improve Students’ Problem Solving Abilities at Islamic University of Jember. AXIOMA [Internet]. 2019Jan.31 [cited 2024Nov.23];4(1):7-15. Available from: https://ejurnal.uij.ac.id/index.php/AXI/article/view/339