%0 Journal Article %A Hernández, Constancio %A Tkačenko, Michael %T Subgroups of $\Bbb R$-factorizable groups %J Commentationes Mathematicae Universitatis Carolinae %D 1998 %P 371-378 %V 39 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1998__39_2_a13/ %G en %F CMUC_1998__39_2_a13