Volkova, Anna, Eduard Latõšov, Kertu Lepiksaar, and Andres Siirde. “Planning of District Heating Regions in Estonia”. International Journal of Sustainable Energy Planning and Management 27 (March 10, 2020): 5–15. Accessed May 20, 2024. https://journals.aau.dk/index.php/sepm/article/view/3490.