[2] [2] Satsuma J, Yajima N. Initial value problems of one-dimensional self-modulation of nonlinear waves in dispersive media.Prog Theor Phys Suppl,1974,(55):284～295

[3] [3] Zakharov V E, Shabat A B. Exact theory of two-dimensional self-focusing and one-dimensional self-modulation of waves in nonlinear media.Sov Phys JETP,1972,34(1):62～69

[4] [4] Wai P K A, Menyuk C R, Lee Y C,et al. Nonlinear pulse propagation in the neighborhood of the zero-dispersion wavelength of monomode optical fibers. Opt Lett,1986,11(7):464～466

[5] [5] Ohkuma K, Ichikawa Yoshi H, Abe Y. Soliton propagation along optical fibers. Opt Lett,1987,12(7):516～518

[6] [6] Tai K, Hasegawa A, Bekki N. Fission of optical solitons induced by stimulated Raman effect.Opt Lett,1988,13(5):392～394