The Implementation of Problem Based Learning Model: An Effort in Upgrading Students’ Problem-Solving Skills. Jurnal Pendidikan Fisika, [S. l.], v. 10, n. 2, p. 123–129, 2022. DOI: 10.26618/jpf.v10i2.7187. Disponível em: https://journal.unismuh.ac.id/index.php/jpf/article/view/7187. Acesso em: 26 aug. 2025.