%0 Journal Article %A A. V. Arkhangel'skii %T Relations among the invariants of topological groups and their subspaces %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1980 %P 1-23 %V 35 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1980_35_3_a0/ %G en %F RM_1980_35_3_a0