1. Abreu,V.J., Killeen,T.L., and Hays,P.B., 1981, Appl. Opt. 20:2196.
2. Abshire,J.B., Sun,X,L., and Afzal,R.S., 2000, Appl. Opt. 39:2449.
3. Agrawal,G.P., 1995, Semiconductor Lasers: Past, Present, and Future. AIP Press/AmericanInstitute of Physics, Woodbury, N.Y.
4. Agrawal,G.P., 1997, Fiber-Optic Communication Systems. Wiley, New York.
5. Agrawal,G.P., 2001, Applications of Nonlinear Fiber Optics. Academic Press, San Diego.