%0 Journal Article
%A N. L. Vasilevskii
%A E. V. Gutnikov
%T On the symbol of operators forming finite-dimensional algebras
%J Doklady Akademii Nauk
%D 1975
%P 18-21
%V 221
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1975_221_1_a2/
%G ru
%F DAN_1975_221_1_a2