1. Method for solving the Korteweg–de Vries equation;Gardner;Phys. Rev. Lett.,1967
2. Theory of Solitons: The Inverse Scattering Method;Zakharov,1984
3. Exact theory of two-dimensional self-focusing and one-dimensional self-modulation of waves in nonlinear media;Shabat;Sov Phys JETP.,1972
4. The inverse scattering transform-Fourier analysis for nonlinear problems;Ablowitz;Stud. Appl. Math.,1974
5. M.J. Ablowitz, D.J. Kaup, A.C. Newell, H. Segur, Method for solving the sine-Gordon equation, Phys. Rev. Lett. 30, 1262–1264.