1. Agrawal G.P. (1984). J. Appl. Phys. 56:3100
2. Bream, P.J., S. Sujecki and E.C. Larkins. Semiconductor and Integrated Optoelectronics (SIOE) conference. Cardiff, April, 2006.
3. Bull S., Andrianov A.V., Wykes J.G., Lim J.J., Sujecki S., Auzanneau S.C., Calligaro M., Lecomte M., Parillaud O., Krakowski M., Larkins E.C. (2005). IEE Proc. Optoelectron. 153:2
4. Casey Jr. H.C., Panish M.B. (1978) Heterostructure Lasers Part A: Fundamental Principles. Academic Press Inc., London
5. Fukuda M. (1999) Optical Semiconductor Devices. John Wiley & Sons, Inc., New York