Mahmud K, Kambey J, Korengkeng N. PENGOPTIMALAN HASIL BELAJAR IPS DAN KETERLIBATAN SISWA KELAS VII MELALUI PENDEKATAN PEMBELAJARAN PROBLEM BASED LEARNING DI SMP NEGERI 2 PANGSID. jpe-unima [Internet]. 2025Oct.23 [cited 2025Nov.4];4(1s):84-90. Available from: https://ejurnal.unima.ac.id/index.php/jpe-unima/article/view/8156