[1] Forghieri F, Tkach R W, Chraplyvy A R. Fiber nonlinearities and their impact on transmission systems[C] ∥ In:Kaminow I P, Koch T L. Optical Fiber telecommunications. New York: Academic, 1997. III-A(8)

[2] Maeda M W, Sessa W B, Way W I et al. The effect of four wave mixing in fibers on optical frequency devision multiplexed systems [J]. J. Lightwave Technol., 1990, 8:1402-1410

[3] Nelson L E, Gnauck A H, Jopson R M et al. Cross phase modulation resonances in WDM lightwave transmission[C]∥presentes at the Eur. Conf. Optical Communication. Madrid. Spain. 1998

[4] Shtaif M. An analytical description of cross phase modulation in dispersive optical fibers [J]. Optical. Letters, 1998,23:1191～1193

[5] Shtaif M, Elselt M. Analysis of intensity interference caused by cross phase modulation combined with dispersion[J]. Photon. Technol. Lett., 1998, 9:979-981

[6] Willner A E, Hwang S M. Transmission of many WDM channels through a cascade of EDFA's in long-distance links and ring networks [J]. J. Lightwave Technol., 1995, 13:802-816

[7] Giles C R, Burrus C A, Di Giovanni D J et al. Characterization of erbium- doped fibers and application to modeling 980 nm and 1480 nm pumped amplifiers [J]. IEEE Photon. Technol. Lett., 1991, 3:363-365

[8] Di Pasquale F, Bayvel P, Midwinter J E. Performance limits in amplified dense WDM networks in the presence of four-wave mixing and gain peaking [J]. Electron. Lett., 1995, 31:998-1000

[9] Di Pasquale F, Montagna M, Zoboli M et al. Theoretical and experimental characterization of erbium-doped fiber amplifiers [C] ∥In: FOTONICA '93, Arezzo, Italy, 1993. 28-30

[10] Giles C R, Desurvire E. Modeling erbium-doped fiber amplifier[J]. J. Lightwave Technol., 1991, 9:271-283

[11] Agrawal G P. Modulaton instability induced by cross-phase modulation[J]. Phys. Review lett., 1987, 59:880-883