%0 Journal Article
%A V. A. Derkach
%A M. M. Malamud
%T Characteristic functions of linear operators
%J Doklady Akademii Nauk
%D 1992
%P 816-822
%V 323
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1992_323_5_a2/
%G ru
%F DAN_1992_323_5_a2