Pengaruh Model Problem Based Learning Terhadap Keterampilan Proses Sains dan Kemampuan Kognitif Materi Ekologi Kelas VII SMP Negeri 2 Percut Sei Tuan. Jurnal Tarbiyah dan Ilmu Keguruan Borneo, [S. l.], v. 7, n. 1, p. 96–108, 2026. DOI: 10.21093/jtikborneo . Disponível em: https://journal.uinsi.ac.id/index.php/JTIKBorneo/article/view/13860. Acesso em: 15 aug. 2026.