1. European Photovoltaic Industry Association (EPIA). Global market outlook for photovoltaic until 2016; 2012. Available at 〈http://files.epia.org/files/Global-Market-Outlook-2016.pdf〉 [accessed 10.05.12].
2. International Energy Agency (IEA). PVPS report. Snapshot of global PV 1992–2013. Preliminary trends information from the IEA PVPS programme; 2014.
3. Beyond the learning curve: factors influencing cost reductions in photovoltaics;Nemet;Energy Pol,2006
4. European Photovoltaic Industry Association (EPIA). Solar photovoltaic competing in the energy sector; 2011a. Available at 〈http://www.epia.org/publications/epiapublications/connectingthesun.html〉 [accessed 06.09.11].
5. International Energy Agency (IEA). Solar PV Roadmap; 2010. Available at 〈http://www.iea.org/publications/freepublications/publication/pv_roadmap.pdf〉 [accessed 12.05.10].