%0 Journal Article %A Trueman MacHenry %T The tensor product and the 2nd nilpotent product of groups. %J Mathematische Zeitschrift %D 1960 %P 134-145 %V 73 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1960__73_169837/ %F MZ_1960__73_169837