[1] Yang Shiquan, Li Zhaohui, Xiang Yang et al.. Wavelength tunable dual-wavelength actively mode-locked fiber laser with F-P LD as modulator. Acta Optica Sinica (光学学报), 2003, 23(4):472～475 (in Chinese)

[2] Sun Hongzhi, Liang Jianzhong, Hu Yimei et al.. A high efficient tunable Yb doped double cladding fiber laser. Acta Optica Sinica (光学学报), 2002, 22(11):1372～1374 (in Chinese)

[3] Zhao Chunliu, Ma Ning, Dong Xinyong et al.. Wavelength tunable mode-locked fiber ring laser utilized by the dispersion of CFBG. Acta Optica Sinica (光学学报), 2002, 22(7):822～824 (in Chinese)

[4] Song Lijun, Li Shichen, Ge Chunfeng et al.. Generation of amplitude-equlized pulses from rational harmonic mode-locked fiber ring laser. Chinn. J. Lasers (中国激光), 2001, 28(10):881～884 (in Chinese)

[5] Ilday F O, Wise F W. High-energy femtosecond stretched-pulse fiber laser with a nonlinear optical loop mirror. Opt. Lett., 2002, 27(17):1531～1533

[6] Wang Zhaoying, Yu Zhenhong, Ge Chunfeng et al.. Figure-eight actively-passively mode-locked erbium-doped fiber laser. Chin. Opt. Lett., 2003, 1(3):128～130

[7] Li Shenping, Lou Caiyun, Chan KT. Rational harmonic active and passive modelocking in a figure-of -eight fiber laser. IEEE Electron. Lett., 1998, 34(4):375～376

[8] Duling I N, Chen C N, Wai P K A et al.. Operation of a nonlinear loop mirror in a laser cavity. IEEE Quant. Electron., 1994, 30(1):194～199

[9] Wong W S, Namiki S, Margalit M et al.. Self-switching of optical pulses in dispersion-imbalanced nonlinear loop mirrors. Opt. Lett., 1997, 22(15):1150～1152

[10] Lima J L S, Sombra A S D. Soliton and quasi-soliton switching in nonlinear optical loop mirror constructed from dispersion decreasing fiber. Opt. Commun., 1999, 163(4～6):292～300

[11] Seong N H, Kim D Y. Experimental observation of stable bound solitons in a figure-eight fiber laser. Opt. Lett., 2002, 27(15):1321～1323

[12] Agrawal G P. Applications of Nonlinear Fiber Optics. University of Rochester: Academic Press, 2001