中国科学院数学与系统科学研究院期刊网
Entire Solutions of Several Fermat Type Systems of Partial Differential Difference Equations
Hong Yan XU, Lian Zhong YANG
Acta Mathematica Sinica, Chinese Series . 2021, (6): 909 -932 .  DOI: 10.12386/A2021sxxb0076