Gu Chaohao

On the Darboux matrices of Bäcklund transformations for AKNS systems

Gu Chaohao, Zhou Zixiang, Z. Zixiang, 1987 .

On Darboux transformations for soliton equations in high-dimensional spacetime

Gu Chaohao, Zhou Zixiang, Z. Zixiang, 1994 .