Polyakova, Aleksandra G., Seeram A. Ramakrishna, Vladimir V. Kolmakov, and Dmitry V. Zavyalov. 2019. “A Model of Fuel and Energy Sector Contribution to Economic Growth”. International Journal of Energy Economics and Policy 9 (5):25-31. https://econjournals.org.tr/index.php/ijeep/article/view/7849.