1. Smart Energy Systems for coherent 100% renewable energy and transport solutions;Mathiesen;Appl Energy,2015
2. Smart energy systems: holistic and integrated energy systems for the era of 100% renewable energy. Amsterdam, Boston;Connolly,2013
3. 4th generation district heating (4GDH);Lund;Energy,2014
4. The status of 4th generation district heating: research and results;Lund;Energy,2018
5. IEA-DHC-Annex_XI transformation roadmap final report;Werner,2017