[1]
2026. PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING TERHADAP HASIL BELAJAR MATEMATIKA PESERTA DIDIK KELAS IX. JOURNAL OF SCIENCE AND SOCIAL RESEARCH. 9, 5 (Oct. 2026), 7549 – 7557. DOI:https://doi.org/10.54314/jssr.v9i5.7178.