SYAFIRA, D. L. PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) BERBANTUAN MEDIA AUDIO VISUAL TERHADAP PRESTASI BELAJAR IPA KELAS V SD. PIWURUK: Jurnal Sekolah Dasar, [S. l.], v. 2, n. 1, p. 25–36, 2022. DOI: 10.36423/pjsd.v2i1.851. Disponível em: https://e-journal.unper.ac.id/index.php/piwuruk/article/view/851. Acesso em: 30 sep. 2022.