@article{SMJ2_2015_41_1_a5,
     author = {Karanasios, Sotirios},
     title = {EP {Elements} in {Rings} and in {Semigroups} with {Involution} and in {C*-algebras}},
     journal = {Serdica Mathematical Journal},
     pages = {83--116},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2015_41_1_a5/}
}