AMELIA, M. S. .; MASNILADEVI, M. . Peningkatan Hasil Belajar Matematika Menggunakan Model Problem Based Learning (PBL) di Kelas IV Sekolah Dasar. Jurnal Pendidikan Tambusai, [S. l.], v. 4, n. 3, p. 1912–1917, 2020. DOI: 10.31004/jptam.v4i3.665. Disponível em: https://jptam.org/index.php/jptam/article/view/665. Acesso em: 3 jul. 2024.