1. International Energy Agency,World Energy Outlook 2011(2011)
2. Greenpeace and the European Photovoltaic Industry Association,Solar Generation VI(2011)
3. European Climate Foundation,Roadmap 2050, a practical guide to a prosperous,low-carbon Europe(2010)
4. International Energy Agency,Technology Roadmap, Solar photovoltaic energy(IEA, 2009)
5. A. Zaman, S. Lockman,Solar industry growth : you ain’t seen nothing yet. Thegrid parity decade(Piper Jaffray Investment Research, 2011)