Ratner, Svetlana, Yuri Chepurko, Larisa Drobyshecskaya, and Anna Petrovskaya. “Management of Energy Enterprises: Energy-Efficiency Approach in Solar Collectors Industry: The Case of Russia”. International Journal of Energy Economics and Policy 8, no. 4 (July 16, 2018): 237–243. Accessed April 27, 2024. https://econjournals.com/index.php/ijeep/article/view/6740.