%0 Journal Article
%A R. F. Shevchenko
%T On the trace of a differential operator
%J Doklady Akademii Nauk
%D 1965
%P 62-65
%V 164
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1965_164_1_a14/
%G ru
%F DAN_1965_164_1_a14