Riny, Ritaliana Nona, Heny Sri Astutik, and Supriyati Fatma Rabia. 2024. “PENGARUH MODEL PROBLEM BASED LEARNING (PBL) TERHADAP HASIL BELAJAR MATEMATIKA SISWA SD”. THEOREMA: The Journal Education of Mathematics 5 (2). https://doi.org/10.36232/theorema.v5i2.1144.