%0 Journal Article %A Bhargava, T.N. %A O'Korn, L.J. %T On Bratton's conjecture and a theorem of Luce %J Portugaliae mathematica %D 1967 %P 343-347 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1967__26_3_115037/ %G en %F PORMA_1967__26_3_115037