%0 Journal Article
%A D. E. Akbarov
%A V. I. Ivanenko
%T Extremal problems for equations of Hammerstein type
%J Doklady Akademii Nauk
%D 1991
%P 1033-1036
%V 320
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1991_320_5_a0/
%G ru
%F DAN_1991_320_5_a0