%0 Journal Article %A Hanna Neumann %A James Wiegold %T Linked products and linked embeddings of groups. %J Mathematische Zeitschrift %D 1960 %P 1-19 %V 73 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1960__73_169828/ %F MZ_1960__73_169828