1. Intensity of Optical Absorption by Excitons
2. D. L. Dexter, in: Solid State Physics, edited by F. Seitz and D. Turnbull, Vol. 6 (Academic, New York, 1958), p. 353.
3. R. Knox, Theory of excitons (Academic Press, New York, 1963).
4. E. I. Rashba and M. D. Sturge(eds.), Excitons (North-Holand, Amsterdam, 1982).
5. Semiconductor microcavities: towards polariton lasers