中国科学院数学与系统科学研究院期刊网
A Characterization of Eventually Norm Continuous Semigroups on Hilbert Space
Wen Long WANG(1), Gen Qi XU(2)
Acta Mathematica Sinica, Chinese Series . 2005, (1): 75 -80 .  DOI: 10.12386/A2005sxxb0008