Shinkevich, Alexey I., Svetlana S. Kudryavtseva, and Irina G. Ershova. “Modelling of Energy Efficiency Factors of Petrochemical Industry”. International Journal of Energy Economics and Policy 10, no. 3 (March 17, 2020): 465–470. Accessed November 23, 2024. https://econjournals.com./index.php/ijeep/article/view/9396.