1. Blakemore, J.: Semiconductor Statistics. International Series of Monographs on Semiconductors. Volume 3. Pergamon Press, Oxford-London-New York-Paris 1962.
2. Darrow, K. K.: Statistical Theories of Matter, Radiation and Electricity. Bell Syst. Techn. J. 8, 672 (1929).
3. Fowler, R. H. and Guggenheim, E. A.: Statistical Mechanics. Cambridge University Press, London 1939.
4. Gomhds, P.: Present State of the Statistical Theory of Atoms. Reviews of Modern Physics 35, 512 (1963).
5. Jost, W.: Platzwechsel in Kristallen. Halbleiterprobleme. Bd. 2, 145 (1955).