Lenkova, Olga Viktorovna. “Improvement of the Methodology for the Justification of Retail Prices for Oil Products”. International Journal of Energy Economics and Policy 7, no. 2 (April 14, 2017): 367–373. Accessed July 9, 2024. https://econjournals.com.tr/index.php/ijeep/article/view/4601.