%0 Journal Article %A Karanasios, Sotirios %T EP Elements in Rings and in Semigroups with Involution and in C*-algebras %J Serdica Mathematical Journal %D 2015 %P 83-116 %V 41 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2015_41_1_a5/ %G en %F SMJ2_2015_41_1_a5