1. Unity in the science of physics;Krumhansl;Phys. Today,1991
2. Nonlinear Science at the Dawn of the 21st Century;Christiansen,2000
3. What Is Integrability? Springer Series in Nonlinear Dynamics,1991
4. Solitons in Optical Communications;Hasegawa,1995
5. Nonlinear Effects in Optical Fibers;Dianov,1989