PENGEMBANGAN E-BOOK MATEMATIKA BERBASIS STEM MELALUI PEMBELAJARAN DIGITAL LEARNING DI KELAS V SEKOLAH DASAR. Sindoro: Cendikia Pendidikan, [S. l.], v. 18, n. 8, 2026. DOI: https://doi.org/10.2238/y2nj3k55. Disponível em: https://journal.cib.institute/index.php/sindoro/article/view/1824. Acesso em: 20 oct. 2026.