NASUTION, Y. A.; RAKHMAWATI, F.; CIPTA, H. Forecasting Farmers’ Exchange Rates in North Sumatra Using the Arima Method . Journal of Computer Science and Research (JoCoSiR), [S. l.], v. 4, n. 4, p. 11–31, 2026. DOI: 10.65126/jocosir.v4i4.145. Disponível em: https://journal.aptikomsumut.or.id/index.php/jocosir/article/view/145. Acesso em: 8 nov. 2026.