Lutfiah Adisti, Tiara, Agus M Soleh, Aam Alamudi, Septian Rahardiantoro, and Akbar Rizki. “OPEC Crude Oil Price Forecasting Using ARIMA With Ensemble Empirical Mode Decomposition”. Indonesian Journal of Statistics and Its Applications 9, no. 2 (December 30, 2025): 230–239. Accessed January 10, 2026. https://journal-stats.ipb.ac.id/index.php/ijsa/article/view/878.