Hendrawaty, Ernie, Rialdi Azhar, Fajrin Satria Dwi Kesumah, Sari Indah Oktanti Sembiring, and Mega Metalia. “Modelling and Forecasting Crude Oil Prices During COVID-19 Pandemic”. International Journal of Energy Economics and Policy 11, no. 2 (February 1, 2021): 149–154. Accessed April 20, 2025. https://mail.econjournals.org.tr/index.php/ijeep/article/view/10578.