中国科学院数学与系统科学研究院期刊网
On Uuiqueness of Meromorphic Functions and Their Derivatives
Jiang Tao LI(1),Yong Xing GU(2
Acta Mathematica Sinica, Chinese Series . 2000, (1): 87 -94 .  DOI: 10.12386/A2000sxxb0013