中国科学院数学与系统科学研究院期刊网
JCM
The Drazin InvertibUity of Linear Operators on Hilbert Spaces
Chun Yuan DENG(1); Hong Ke DU(
Acta Mathematica Sinica, Chinese Series . 2007, (6): 1263 -127 .  DOI: 10.12386/A2007sxxb0149