%0 Journal Article %A John C. Lennox %T Finitely Generated Metabelian Groups are not Subnormality Separable. %J Mathematische Zeitschrift %D 1976 %P 201-202 %V 149 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1976__149_172392/ %F MZ_1976__149_172392