“ANALISIS PENGGUNAAN PROBLEM BASED LEARNING DALAM MENGEMBANGKAN KEMAMPUAN BERPIKIR KRITIS DAN KEAKTIFAN SISWA MATA PELAJARAN BIOLOGI”, psnppg, vol. 1, no. 2, pp. 3968–3976, Nov. 2023, Accessed: Aug. 12, 2026. Available: https://conference.upgris.ac.id/index.php/psnppg/article/view/5733