Authors: Yishen, Li Xinshen, Gu Maorong, Zou

Citation: Yishen, Li et al., Three Kinds of Darboux Transformation for the Evolution Equations Which Connect with A.K.N.S. Eigenvalue Problem, Acta Mathematica Sinica, New Series Chinese Journal of Mathematics, 3(2), 1987, pp. 143-151

Authors: Yunbo, Zeng Yishen, Li

Citation: Yunbo, Zeng et Yishen, Li, The Lax Representation and Darboux Transformation for Constrained Flows of the AKHS Hierachy, Acta Mathematica Sinica, New Series Chinese Journal of Mathematics, 12(2), 1996, pp. 217-224

Authors: Yunbo, Zeng Yishen, Li

Citation: Yunbo, Zeng et Yishen, Li, Three Kinds of Constraints of Potential for KdV Hierarchy, Acta Mathematica Sinica, New Series Chinese Journal of Mathematics, 6(3), 1990, pp. 257-272

Authors: Dengyuan, Chen Yishen, Li

Citation: Dengyuan, Chen et Yishen, Li, The Transformation Operator V of Nonlinear Evolution Equation, Acta Mathematica Sinica, New Series Chinese Journal of Mathematics, 2(4), 1986, pp. 343-356