R. M. Swanson: A vision for crystalline silicon photovoltaics. Progress in Photovoltaics: Research and Applications, 2006, 14. vsk, s. 443–453. doi:10.1002/pip.709Artikkelin verkkoversio.
T. P. Wright: Factors affecting the costs of airplanes. Journal of the Aeronautical Sciences, 1936, 3. vsk, s. 122–128. doi:10.2514/8.155
ecn.nl
G. J. Schaeffer, E. Alsema, A. Seebregts, L. Beurskens, H. de Moor, W. van Sark, M. Durstewitz, M. Perrin, P. Boulanger, H. Laukamp, C. Zuccaro: Learning from the SunEnergy Research Centre of the Netherlands. Viitattu 15.8.2013.
economist.com
Geoffrey Carr: Sunny Uplands: Alternative energy will no longer be alternative. The Economist, 21.11.2012. Artikkelin verkkoversio. Viitattu 28.12.2012.
R. M. Swanson: A vision for crystalline silicon photovoltaics. Progress in Photovoltaics: Research and Applications, 2006, 14. vsk, s. 443–453. doi:10.1002/pip.709Artikkelin verkkoversio.