1. R.A. Smith:Semiconductors (Cambridge University Press, Cambridge 1961)
2. J.C. Slater:Insulators, Semiconductors and Metals, Vol. 3 (McGraw-Hill, New York 1967)
3. S.M. Sze:Physics of Semiconductor Devices (Wiley and Sons Inc., New York 1969)
4. N.S. Kapany, J.J. Burke:Optical Waveguides (Academic Press, New York 1972)
5. D. Marcuse:Integrated Optics (IEEE Press, New York 1973)