Suryana K, Nindiasari H, Hendrayana A, Yuhana Y. PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP PEMAHAMAN KONSEP MATEMATIS SISWA SMP. pedagogy [Internet]. 2025 Sep. 27 [cited 2025 Oct. 4];10(3):1270-8. Available from: https://www.e-journal.my.id/pedagogy/article/view/6973