%0 Journal Article %A A. V. Karzanov %T Multiproduct flow problems with integer optimal solutions %J Doklady Akademii Nauk %D 1985 %P 789-792 %V 280 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_280_4_a3/ %G ru %F DAN_1985_280_4_a3