Dragusha, Bedri, Meha Drilon, Rexhep Selimaj, and Naser Sahiti. 2025. “How Sustainable Renewable District Heating Supply and Heat Saving Demand Support the Transformation of Coal Energy Systems ”. International Journal of Sustainable Energy Planning and Management 46 (September). Aalborg, Denmark:24-40. https://doi.org/10.54337/ijsepm.10004.