%0 Journal Article
%A Yu. M. Danilin
%T A certain approach to minimization problems
%J Doklady Akademii Nauk
%D 1969
%P 1221-1222
%V 188
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1969_188_6_a4/
%G ru
%F DAN_1969_188_6_a4