Ariyanti, Vika Putri, and Tristyanti Yusnitasari. 2023. “Comparison of ARIMA and SARIMA for Forecasting Crude Oil Prices”. Jurnal RESTI (Rekayasa Sistem Dan Teknologi Informasi) 7 (2), 405 -13. https://doi.org/10.29207/resti.v7i2.4895.