SYAWAL JANUAR; M. DUSKRI; SUSANTI. A Pengembangan Media Video Pembelajaran Matematika Berbasis PBL Dengan Model 4D Di SMP. Educator Development Journal, [S. l.], v. 2, n. 1, p. 83–96, 2024. DOI: 10.22373/edj.v2i1.2489. Disponível em: https://journal.ar-raniry.ac.id/index.php/edj/article/view/2489. Acesso em: 3 dec. 2025.