PENGARUH MODEL PROBLEM BASED LEARNING (PBL) TERHADAP HASIL BELAJAR KELAS XI SMA NEGERI 19 PALEMBANG. AL-MUQADDIMAH [Internet]. 2026 Jan. 3 [cited 2026 May 30];2(1):76-87. Available from: https://jurnal-muqaddimah.or.id/index.php/Al-Muqaddimah/article/view/46