Todorov, Georgi N., Elena E. Volkova, Andrey I. Vlasov, and Natalya I. Nikitina. 2019. “Modeling Energy-Efficient Consumption at Industrial Enterprises”. International Journal of Energy Economics and Policy 9 (2):10-18. https://www.econjournals.com/index.php/ijeep/article/view/7376.