%0 Journal Article %A S.P. Wang %T On Density Properties of Certain Subgroups with Boundedness Conditions. %J Monatshefte für Mathematik %D 1980 %P 141-162 %V 89 %I mathdoc %U http://geodesic.mathdoc.fr/item/MOMA_1980__89_177961/ %F MOMA_1980__89_177961