BUKIT, Nurdin; MIHARDI, Satria. THE EFFECT OF LEARNING PHYSICS WITH PROBLEM BASED INSTRUCTION (PBI) MODELS IN PHYSICS AT THE CLASSROOM. Jurnal Pendidikan Fisika, [S. l.], v. 1, n. 1, p. 1–8, 2012. DOI: 10.22611/jpf.v1i1.3374. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jpf/article/view/3374. Acesso em: 5 jul. 2025.