1. Nonlinear Fiber Optics;Agrawal,1989
2. Introduction to Optical Electronics;Yariv,1977
3. Third-order optical susceptibilities of liquids and solids;Hellwarth;Prog. Quantum Electron.,1977
4. Self-phase-modulation in silica optical fibers;Stolen;Phys. Rev. A,1978
5. Solitons;Bullough,1980