Penkovskii, Andrey, and Valery Stennikov. “Mathematical Modeling and Optimization of the Monopoly Heating Market”. International Journal of Energy Economics and Policy 10, no. 4 (May 16, 2020): 342–351. Accessed December 23, 2024. https://mail.econjournals.com/index.php/ijeep/article/view/9284.