%0 Journal Article %A S. V. Kruglikov %T The duality principle for problems of guaranteed a priori control %J Doklady Akademii Nauk %D 1994 %P 570-572 %V 335 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1994_335_5_a7/ %G ru %F DAN_1994_335_5_a7