BAYANI, A. PENGEMBANGAN E-BOOK MATEMATIKA BERBASIS MASALAH PADA MATERI KUBUS DAN BALOK SMP/MTS KELAS VIII. Jurnal Pendidikan Matematika (JPM), [S. l.], v. 5, n. 1, p. 7–15, 2019. DOI: 10.33474/jpm.v5i1.2625. Disponível em: https://riset.unisma.ac.id/index.php/jpm/article/view/2625. Acesso em: 20 apr. 2024.