Hendrawaty, E., Azhar, R., Kesumah, F. S. D., Sembiring, S. I. O., & Metalia, M. (2021). Modelling and Forecasting Crude Oil Prices during COVID-19 Pandemic. International Journal of Energy Economics and Policy, 11(2), 149–154. Retrieved from https://econjournals.org.tr/index.php/ijeep/article/view/10578