Gitelman, Lazar D., Vladimir V. Dobrodey, and Mikhail V. Kozhevnikov. “Tools for Sustainable Development of Regional Energy Systems”. Economy of Regions 16, no. 4 (December 29, 2020): 1208–1223. Accessed April 24, 2026. https://economyofregions.org/ojs/index.php/er/article/view/1671.