Oktarija SN, Hertanti E. Pengaruh Web-enhanced Course Berbasis Problem-based Learning pada Materi Gelombang Bunyi terhadap Hasil Belajar Siswa. JPMS [Internet]. 2026 May 30 [cited 2026 May 31];14(2):446-58. Available from: https://journal.uny.ac.id/index.php/jpms/article/view/97025