%0 Journal Article %A Zhao, Ruju %A Yao, Hua %A Wei, Junchao %T Characterizations of partial isometries and two special kinds of EP elements %J Czechoslovak Mathematical Journal %D 2020 %P 539-551 %V 70 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2019.0389-18/ %R 10.21136/CMJ.2019.0389-18 %G en %F 10_21136_CMJ_2019_0389_18