1. Current and Future Cost of Photovoltaics. Long-term Scenarios for Market Development, System Prices and LCOE of Utility-Scale PV Systems;Fraunhofer;Study on behalf of Agora Energiewende,2015
2. Two-stage optimisation of hybrid solar power plants.;Bravo;Solar Energy,2018
3. National Renewable Energy Laboratory. Golden, CO. http://sam.nrel.gov/content/downloads_System_Advisor_Model_Version_2017.9.5, Accessed October 31, 2016.
4. ETRI 2014: Energy Technology Reference Indicator, projections for 2010-2050;JRC (Joint Research Centre),2014
5. The future cost of electrical energy storage based on experience rates;Schmidt;Nat. Energy,2017