Agustina, R., Wahidah, N.I., Ayuwanti, I. and Bordasch, T. 2026. The effect of the simple soroban application on students’ mathematics learning outcomes. Jurnal Pendidikan Matematika (JPM). 12, 1 (Apr. 2026), 48–58. DOI:https://doi.org/10.33474/jpm.v12i1.24822.