%0 Journal Article %A R. A. Zvyagina %T Linear programming problems with matrices of arbitrary block structure %J Doklady Akademii Nauk %D 1971 %P 755-758 %V 196 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_196_4_a4/ %G ru %F DAN_1971_196_4_a4