A. A. Fauziyyah, J. P. A. Brahmana, P. L. Simatupang, E. B. Soewono, and H. Hayati, “Development of A Sales Forecasting Application Using The Autoregressive Integrated Moving Average Method With External Input (ARIMAX)”, media j. inform., vol. 17, no. 2, pp. 412–424, Dec. 2025.