1. Photovoltaics and renewable energies in Europe;Jäger-Waldau;Renew. Sustain. Energy Rev.,2007
2. R.J. Swart, C. Coppens, H. Gordijn, M. Piek, P. Ruyssenaars, J.J. Schrander, P. de Smet, M. Hoogwijk, M. Papalexandrou, E. de Visser, J. Horalek, Europe’s Onshore and Offshore Wind Energy Potential: an Assessment of Environmental and Economic Constraints (No. 6/2009). European Environment Agency.
3. Energy for the Future, Renewable Sources of Energy, White Paper for a Community Strategy and Action Plan;European Comission,1997
4. Accelerating the Development of Renewable Energy Sources to Deal with Climate Change and Other Regulations Addressing Issues under the Authority of the Ministry of Environment, Energy and Climate Change;Law 3851/2010,2010
5. Evaluating policy options for increasing the RES-E penetration in Greece;Kambezidis;Energy Policy,2011