CHANDRA, A. .; FIRMAN, F.; DESYANDRI, D. Peningkatan Hasil Belajar Siswa pada Materi Organ Pernapasan Manusia Menggunakan Model Problem Based Learning (PBL) di Kelas V SD Negeri 08 Puncak Lawang. Jurnal Pendidikan Tambusai, [S. l.], v. 5, n. 1, p. 120–126, 2021. DOI: 10.31004/jptam.v5i1.919. Disponível em: https://jptam.org/index.php/jptam/article/view/919. Acesso em: 29 mar. 2024.