1. B.K. Ridley: Quantum Processes in Semiconductors, Second Edition ( Clarendon Press, Oxford, 1988 ).
2. N. Peyghambarian, S. W. Koch, A. Mysyrowicz: Introduction to Semiconductor Optics(Prentice Hall, Englewood Cliffs, New Jersey, 1993 ).
3. C.F. Klingshirn: Semiconductor Optics( Springer, Berlin, 1995 ).
4. P.Y. Yu, M. Cardona: Fundamentals of Semiconductors( Springer, Berlin, 1996 ).
5. Density Functional: Theory and Applications, edited by D. Joubert (Springer, Berlin, 1998).