Nirwana M, Mohamad Nur, Budi Jatmiko. The Problem-Solving Skills Profile of Tsanawiyah Islamic School Students in the Vibration, Wave, and Sound Learning Materials. IJORER  Int. J. Recent Educ. Res. [Internet]. 2021Mar.31 [cited 2025Aug.23];2(2):158-70. Available from: https://journal.ia-education.com/index.php/ijorer/article/view/86