Dharmawan, Mohammad A., Dominicus S. Priyarsono, and Bagus Sartono. 2017. “Impacts of Oil Price Shock on Sector Returns With Regime-Switching Approach: New Evidence from Indonesian Stock Market”. International Journal of Energy Economics and Policy 7 (5):44-59. https://econjournals.com./index.php/ijeep/article/view/5359.