%0 Journal Article %A Đorđe Dugošija %T A Note on Geometry of Polyhedron of Three-index Transportation Problem %J Yugoslav journal of operations research %D 1991 %P 245 %V 1 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/YJOR_1991_1_2_a11/ %G en %F YJOR_1991_1_2_a11