- The renewable energy review: May 2011 (PDF, page 70; Committee on Climate Change)
- Making more solar cells from silicon (Technology Review)
- Record makes thin-film solar cell competitive with silicon efficiency (National Renewable Energy Laboratory)
- Carbon footprint of electricity generation: October 2006 (PDF, page 4; Parliamentary Office of Science and Technology)
- Powering progress: China's clean energy revolution (Renewable Energy World)
- Feed-in Tariffs (FiTs) (DECC)
- Feed-in Tariffs (Feed-in Tariffs)
- Consumer guidance on free solar PV offers (Energy Saving Trust)
- Huhne takes action on solar farm threat (DECC)