Hasmar FA, Siswoyo S, Rustana CE. PENGEMBANGAN VIDEO PEMBELAJARAN GELOMBANG BUNYI MENGGUNAKAN MODEL PROBLEM BASED LEARNING (PBL). PROSIDING SNF [Internet]. 2020Dec.31 [cited 2025May12];9(1):SNF2020PF-131. Available from: http://103.8.12.212:33180/unj/index.php/prosidingsnf/article/view/20164