Altarturi, Basheer H. M., Ahmad Alrazni Alshammri, Tuan Muhd Taufik Tuan Hussin, and Buerhan Saiti. 2016. “Oil Price and Exchange Rates: A Wavelet Analysis for OPEC Members”. International Journal of Energy Economics and Policy 6 (3):421-30. https://econjournals.org.tr/index.php/ijeep/article/view/2253.