Sirojuddin Abror, and Sayyid Qutub Nabillah. “Analisis Pengaruh Model Pembelajaran Problem Based Learning Terhadap Kemampuan Berpikir Kritis Siswa”. Jurnal Penelitian Pendidikan Indonesia (JPPI), vol. 2, no. 3, Apr. 2025, pp. 439-48, https://doi.org/10.62017/jppi.v2i4.4468.