1. European Commission. Energy infrastructure priorities for 2020 and beyond: A Blueprint for an integrated European energy network. Communication from the commission to the European parliament, the council, the European economic and social committee and the committee of the regions. 2010.
2. Decentralised storage: impact on future distribution grids;Alba Rios,2012
3. Energy storage for mitigating the variability of renewable electricity sources: An updated review;Beaudin;Energy for Sustainable Development,2010
4. Progress in electrical energy storage system: A critical review;Chen;Progress in Natural Science,2009
5. Inage S. Prospective on the Decarbonised Power Grid. IEC/MSB/EES Workshop; 2011 31 May–1 June 2011; Germany.