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中国科学院数学与系统科学研究院期刊网
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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