AGUSTINA, R.; WAHIDAH, N. I.; AYUWANTI, I.; BORDASCH, T. The effect of the simple soroban application on students’ mathematics learning outcomes. Jurnal Pendidikan Matematika (JPM), [S. l.], v. 12, n. 1, p. 48–58, 2026. DOI: 10.33474/jpm.v12i1.24822. Disponível em: https://riset.unisma.ac.id/index.php/jpm/article/view/24822. Acesso em: 23 jul. 2026.