%0 Journal Article %A A. G. Orlov %A I. V. Rasina %T Complex processes and sufficient conditions of relative optimality %J Diskretnyj analiz i issledovanie operacij %D 1979 %P 39-46 %N 18 %I mathdoc %U http://geodesic.mathdoc.fr/item/DA_1979_18_a3/ %G ru %F DA_1979_18_a3