@article{MASLO_2002__52_3_a4,
     author = {de Giovanni, Francesco and Russo, Alessio},
     title = {On hypercentral subgroups of infinite groups},
     journal = {Mathematica slovaca},
     pages = {297--307},
     publisher = {mathdoc},
     volume = {52},
     number = {3},
     year = {2002},
     mrnumber = {1936335},
     zbl = {1010.20023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_2002__52_3_a4/}
}