%0 Journal Article
%A Ya. Z. Tsypkin
%A B. T. Polyak
%T Attainable accuracy of adaptation algorithms
%J Doklady Akademii Nauk
%D 1974
%P 532-535
%V 218
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1974_218_3_a8/
%G ru
%F DAN_1974_218_3_a8