中国科学院数学与系统科学研究院期刊网
The Prolongation Structure of a Coupled Kdv Equation
Yang-jie JIA, Wen-shan DUAN
Acta Mathematicae Applicatae Sinica(English Series) . 2018, (2): 430 -437 .  DOI: 10.1007/s10255-018-0741-2