“PENINGKATAN KEMAMPUAN BERPIKIR KRITIS DAN HASIL BELAJAR DENGAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING KELAS XI 2 SMA ISLAM SULTAN AGUNG 1 SEMARANG”, psnppg, vol. 1, no. 2, pp. 3650–3658, Nov. 2023, Accessed: Aug. 12, 2026. Available: https://conference.upgris.ac.id/index.php/psnppg/article/view/5694