INDAH, N. L. MODEL PEMBELAJARAN DISCOVERY LEARNING PADA OPERASI BILANGAN KELAS 4 SD. SCIENCE : Jurnal Inovasi Pendidikan Matematika dan IPA, [S. l.], v. 4, n. 4, p. 382-399, 2024. DOI: 10.51878/science.v4i4.3497. Disponível em: https://jurnalp4i.com/index.php/science/article/view/3497. Acesso em: 17 jan. 2025.