[1] A.B. Aceves, J.V. Moloney, A.C. Newell, Theory of light beam propagation at nonlinear interfaces. I. Equivalent particle theory for a single interface, Phys. Rev. A 39 1989, 1809.
[2] G.P. Agrawal, Nonlinear Fiber Optics, Academic, 2001.
[3] G.P. Agrawal, Fiber Optic Communication Systems, Wiley, 2002.
[4] J.S. Aitchison, Y. Silberberg, A.M. Weiner, D.E. Leaird, M.K. Olivier, J.L. Jackel and P.W. E. Smith, Spatial optical solitons in planar glass waveguides, J. Opt. Soc. Am. B 8, 1991, 1290.
[5] J.S. Aitchison, A.M. Weiner, Y. Silberberg, M.L. Oliver, J.L. Jackel, D.E. Leaird, E.M. Vogel, P.W.E. Smith, Experimental observation of spatial soliton interactions, Opt. Lett. 16 1991, 15.
[6] N.N. Akhmediev, A. Ankiewicz, Solitons, Nonlinear Pulses and Beams, Chapman & Hall, London, 1997.
[7] A. Barthelemy, S. Maneuf, C. Froehly, Propagation soliton et auto- confinement de faisceaux laser par non linarit optique de Kerr, Opt. Commun.55 1985, 201.
[8] G. Cancellieri, F. Chiaraluce, E. Gambi, P. Pierleoni, Coupled-soliton photonic logic gates: practical design procedures, J. Opt. Soc. Am. B 12 1995, 1300.
[9] M. Chen, Q. Guo, D. Lu, W. Hu, Variational approach for breathers in a nonlinear fractional Schrödinger equation, Commun. Nonlinear Sci. Numer. Simulat. 71 2019, 73-81.
[10] R.Y. Chiao, E. Garmire, C. H. Townes, Phys. Rev. Lett. 13 1964, 479.
[11] R.Y. Chiao, S. Trillo, W. Torruellas, Spatial Solitons, Springer-Verlag, Berlin, Heidelberg, Germany, 2001.
[12] I. Darti, A. Suryanto, Propagation of spatial soliton in Gaussian waveguide with nonlocal nonlinearity, Journal of Materials Science and Engineering B 1 2011, 232-238.
[13] M. Ghalandari, A. Ghadi, M. Solaimani, S. Mirzanejhad, Saturation and Refractive Index Geometry Effects on Localization of a Spatial Soliton in a Waveguide with Parabolic Rectangular Index Profile, Journal of Elec Materi 48 2019, 5797-5805.