1. Press release: First Solar Passes $1 Per Watt Industry Milestone. (First Solar, Feb 2009)
http://investor.firstsolar.com/phoenix.zhtml?c=201491\&p=irol-newsArticle_print\&ID=1259614\&highlight=.Cited12Jan2010
2. A. Luque, A. Martí, Phys. Rev. Lett. 78, 5014 (1997)
3. See previous chapters on IBSCs in this book
4. M.A. Green, Third Generation Photovoltaics. Advanced Solar Energy Conversion (Springer, Heidelberg, 2003), pp. 2–4
5. K. Zweibel, in The Terawatt challenge for thin-film PV. ed. by J. Poortmans, V. Arkhipov Thin-Film Solar Cells. Fabrication, Characterization and Applications (Wiley, Chichester, 2006), pp. 427-462