1. 2030 climate & energy framework;European Commission,2020
2. 2030 climate target plan;European Commission,2020
3. Regulation (EU) 2020/852 of the European Parliament and of the Council of 18 June 2020 on the establishment of a framework to facilitate sustainable investment, and amending Regulation (EU) 2019/2088;European Parliament;Off J Eur Union,2020
4. 2020 Vision: Saving our energy;European Commission,2007
5. World energy outlook 2016;IEA,2016