ROSA, H. Penerapan Model Problem-Based Learning (PBL) Untuk Hasil Belajar Siswa Pada Konsep Bunyi Dan Sifatnya Di SD. Jurnal Pengajaran Sekolah Dasar, [S. l.], v. 4, n. 3, p. 670–684, 2025. DOI: 10.56855/jpsd.v4i3.1511. Disponível em: https://journals.eduped.org/index.php/jpsd/article/view/1511. Acesso em: 14 oct. 2025.