[1] http://www.hunews.huji.ac.il/articles.asp?cat=6&artID=922 (accessed 07-01-2010)
[2] http://solarcooking.org/saussure.htm (accessed 07-01-2010)
[3] http://www.californiasolarcenter.org/history_solarthermal.html (accessed 07-01-2010)
[4] http://en.wikipedia.org/wiki/Jan_Czochralski (accessed 07-01-2010)
[5] http://www.californiasolarcenter.org/history_solarthermal.html (accessed 07-01-2010)
[6] http://www.californiasolarcenter.org/history_pv.html (accessed 07-01-2010)
[7] http://www.nasm.si.edu/events/spaceage/vanguard.htm (accessed 07-01-2010)
[8] http://www.nrel.gov/ (accessed 07-01-2010)
[9] http://nssdc.gsfc.nasa.gov/earth/nimbus.html (accessed 07-01-2010)
[10] http://www.eere.energy.gov/ (accessed 07-01-2010)
[11] http://www.nasm.si.edu/ (accessed 07-01-2010)
[12] http://globalgreenchallenge.com.au/ (accessed 07-01-2010)
[13] http://www.energylan.sandia.gov/stdb.cfm (accessed 07-01-2010)
[14] http://www.fsec.ucf.edu/en/ (accessed 07-01-2010)
[15] http://www.ifb.uni-stuttgart.de/en/forschung/flugzeugentwurf/icare (accessed 07-01-2010)
[16] http://www.millionsolarroofs.com/ (accessed 07-01-2010)
[17] MacKay, David JC, Sustainable Energy -- without the hot air, UIT: Cambridge, England
[18] Archer, Mary, From Solar Photons to Electrons and Molecules, Volume 1, Feb. 28, 2010.
[19] Edwards, Mark R., Crash!: The Demise Of Fossil Foods And The Rise Of Abundance, Volume 1, Mar. 13, 2009.
[20] Yung, Yuk L. and DeMore, William B., Photochemistry of Planetary Atmospheres, Dec. 31, 1998.
[21] http://www.nrel.gov/ (accessed on 07-01-2010)
[22] http://www.eia.doe.gov/cneaf/alternate/page/ (accessed on 07-01-2010)
[23] http://www1.eere.energy.gov/education/ (accessed on 07-01-2010)
[24] http://www1.eere.energy.gov/education/lessonplans/default.aspx (accessed on 07-01-2010)
[25] http://www.rnp.org/RenewTech/tech_solar.html (accessed on 07-01-2010)
[26] http://www.lbl.gov/ (accessed on 07-01-2010)