1. National Bureau of Statistics of China, China Statistic Year Book 2015, China Statistic Press, 2015.
2. National Development and Reform Commission, The 13th Five-Year Plan on Renewable Energy Development, National Development and Reform Commission (NDRC), 2016.
3. 4th Generation District Heating (4GDH): Integrating smart thermal grids into future sustainable energy systems;Lund;Energy,2014
4. China’s Quest for New District Heating Reforms;Odgaard,2015
5. District Heating Research in China;Gong,2014