%0 Journal Article
%A E. G. D'yakonov
%T Iterative methods with saddle operators
%J Doklady Akademii Nauk
%D 1987
%P 1037-1041
%V 292
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1987_292_5_a1/
%G ru
%F DAN_1987_292_5_a1