%0 Journal Article
%A N. N. Kozik
%A N. K. Smolentsev
%A V. A. Shalaumov
%T All-Union School “Optimal Control. Geometry and Analysis”
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1987
%V 42
%N 5
%U http://geodesic.mathdoc.fr/item/RM_1987_42_5_a21/
%G ru
%F RM_1987_42_5_a21