%0 Journal Article
%A D. R. Yafaev
%T A~trace formula in Friedrichs' multichannel model
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1980
%P 194-201
%V 147
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TM_1980_147_a12/
%G ru
%F TM_1980_147_a12