[1] A. W. Snyder, D. J. Mitchell. Accessible solitons[J]. Science, 1997, 276(5318)：1538～1541

[2] Y. R. Shen. Solitons made simple[J]. Science, 1997, 276(5318)：1520

[3] Q. Guo, B. Luo, F. Yi et al.. Large phase shift of nonlocal optical spatial solitons[J]. Phys. Rev. E, 2004, 69(1): 016602-1～016602-8

[4] D. Anderson. Variational approach to nonliner pulse propagation in optical fibers[J]. Phys. Rev. A, 1983, 27(6): 3135～3145

[5] Q. Guo, B. Luo, S. Chi. Optical beams in sub-strongly non-local nonlinear media: A variational solution[J]. Opt. Commun., 2006, 259(1): 336～341

[6] Wang Xinghua, Guo Qi, Xie Yiqun. Propagation properties the paraxial Gaussian beam in strongly nonlocal media[J]. Acta Optica Sinica, 2005, 25(6): 848～854

[7] Wang Xinghua, Guo Qi, Xie Yiqun. Analysis of Gaussian beam parameters evolution law in strongly nonlocal media[J]. Chinese J. Laser, 2005, 32(8): 1059～1062

[8] Zhang Tao, Hu Wei, Long Xuewen et al.. Experimental observation of strong nonlocal optical spatial solitons in nematic liquid crystals[J]. Acta Optica Sinica, 2007, 27(1): 143～147

[9] Wang Xinghua, Guo Qi. Propagation properties of the hyperbolic secant shaped optical beam in strongly nonlocal media[J]. Chinese J. Laser, 2006, 33(5): 645～649

[10] Liu Jinlong, Chen Jinhua, Li Hai et al.. Family of super-Gaussian beams spatial optical solitons in strong nonlocal nonlinear media[J]. Acta Optica Sinica, 2007, 27(7): 1261～1265