PANGGABEAN, Rani Deliana; SIMAMORA, Pintor. EFFECT OF PROBLEM BASED LEARNING (PBL) MODEL ON STUDENT LEARNING OUTCOMES IN GEOMETRIC OPTICS SUBMATTER. Jurnal Pendidikan Fisika, [S. l.], v. 5, n. 1, p. 38–43, 2016. DOI: 10.22611/jpf.v5i1.3705. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jpf/article/view/3705. Acesso em: 6 jul. 2025.