NAZARA, E.; DEWI, I. The Effect of Problem-Based Learning (PBL) Using Video-Based Learning (VBL) on Mathematics Students’ Problem-Solving Ability in SMK Negeri 14 Medan. Jurnal Cendekia : Jurnal Pendidikan Matematika, v. 8, n. 1, p. 1-12, 9 dez. 2023.