%0 Journal Article %A A. B. Kurzhanskii %T Analytic description of a bundle of viable trajectories of a differential system %J Doklady Akademii Nauk %D 1986 %P 1047-1050 %V 287 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1986_287_5_a4/ %G ru %F DAN_1986_287_5_a4