1. International Renewable Energy Agency, Report 2020. https://bit.ly/3djO1cu.
2. European Commission, Guidelines on State aid for environmental protection and energy 2014-2020 (2014). https://bit.ly/2PCPBhm.
3. BestRES, Existing business models for renewable energy aggregators, (2016). https://bit.ly/3szo3I4.
4. A review of the value of aggregators in electricity systems;Burgera;Ren. Sust. Ener. Rev.,2017
5. Directive (EU) 2019/944;Off. J. Eur. Union,2019