1. M. Stutzmann, An introduction to semiconductors (2008), http://www.wsi.tum.de
2. N.W. Ashcroft, N.D. Mermin, Solid State Physics (Cengage Learning, London, 1976)
3. J. Ziman, Principles of the Theory of Solids, 2nd edn. (Cambridge University Press, Cambridge, 1979)
4. W.A. Harrison, Solid State Theory (Dover Publications, New York, NY, 1980)
5. J.S. Blakemore, Solid State Physics, 2nd edn. (Cambridge University Press, Cambridge, 1985)