%0 Journal Article
%A G. V. Smirnov
%T Extremal problems for differential inclusions with phase
%J Doklady Akademii Nauk
%D 1988
%P 541-544
%V 302
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1988_302_3_a5/
%G ru
%F DAN_1988_302_3_a5