1. Soliton, nonlinear evolution equations and inverse scattering;Ablowitz,1991
2. Soliton theory and its application;Gu,1995
3. The direct method in soliton theory;Hirota,2004
4. Darboux transformation in soliton theory and its geometric applications;Gu,2005
5. Darboux transformations of classical Boussinesq system and its new solutions