%0 Journal Article %A V. L. Levin %T Exchange models with indivisible goods and the realizability of %J Doklady Akademii Nauk %D 1994 %P 16-19 %V 334 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1994_334_1_a3/ %G ru %F DAN_1994_334_1_a3