%0 Journal Article %A N. N. Astaf'ev %T Matrix tools for the analysis of the balance model and of the linear programming problem %J Trudy Instituta matematiki i mehaniki %D 2010 %P 3-11 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2010_16_3_a0/ %G ru %F TIMM_2010_16_3_a0