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2. Fundamentals of Solar Cells;Fahrenbuch,1983
3. Semiconductors for Solar Cells;Moller,1993
4. Physics of Semiconductor Devices;Sze,1981
5. D.E. Carlson, in: R.K. Willardson, A.C. Beer (Eds.), Semiconductors and Semimetals, Vol. 21, Part D, Academic Press, New York, 1985.