Ruviah S, Megawati M, Pitra DH. Peningkatan Hasil Belajar IPAS Menggunakan Model Problem Based Learning Di Kelas IV SD Negeri 088/II Sungai Mengkuang. MAPELS [Internet]. 2025 Nov. 10 [cited 2025 Dec. 22];1(3):337-4. Available from: https://journals.literaindo.com/mapels/article/view/139