“PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) TERHADAP HASIL BELAJAR SISWA KELAS X PADA MATA PELAJARAN EKONOMI SMA NEGERI 8 PALEMBANG”, AL-MUQADDIMAH , vol. 2, no. 1, pp. 60–69, Jan. 2026, Accessed: Jan. 22, 2026. [Online]. Available: https://jurnal-muqaddimah.or.id/index.php/Al-Muqaddimah/article/view/47