AZHAR, Imam. Peningkatan Kecepatan Berhitung Siswa Melalui Penggunaan Metode Jari . Madinah: Jurnal Studi Islam, [S. l.], v. 7, n. 2, p. 239–248, 2020. DOI: 10.58518/madinah.v7i2.1435. Disponível em: https://ejournal.iai-tabah.ac.id/madinah/article/view/1435. Acesso em: 4 aug. 2025.