1. Renewable energy and sustainable development: a crucial review;Dincer;Renew Sustain Energy Rev,2000
2. Role of renewable energy sources in environmental protection: a review;Panwar;Renew Sustain Energy Rev,2011
3. A review of climate change, mitigation and adaptation;VijayaVenkataRaman;Renew Sustain Energy Rev,2012
4. Eurostat. Table: tsdcc310. Website accessed on 14/02/2015: http://ec.europa.eu/eurostat/data/database.
5. Communication from the commission to the european parliament, the council, the european economic and social committee and the committee of the regions. A policy framework for climate and energy in the period from 2020 to 2030, COM;European Commission,2014