Nyangarika, Anthony Msafiri, Alexey Yurievich Mikhaylov, and Bao-jun Tang. “Correlation of Oil Prices and Gross Domestic Product in Oil Producing Countries”. International Journal of Energy Economics and Policy 8, no. 5 (September 5, 2018): 42–48. Accessed December 23, 2024. https://mail.econjournals.com/index.php/ijeep/article/view/6802.