Widiantoro SA, Budi AS, Nasbey H. PENGEMBANGAN APLIKASI ANDROID BERBASIS MODEL PROBLEM BASED LEARNING PADA MATERI ELASTISITAS. PROSIDING SNF [Internet]. 2024 Jan. 31 [cited 2024 Nov. 21];12(1):PF-249. Available from: https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/41907