Abdullah, Abdullah, and Faizatul Munawwaroh. “Problem Based Learning Untuk Meningkatkan Keterampilan Berpikir Kritis Siswa”. Jurnal Educatio FKIP UNMA 10, no. 1 (January 22, 2024): 155–162. Accessed August 2, 2025. https://www.ejournal.unma.ac.id/index.php/educatio/article/view/6313.