%0 Journal Article
%A V. M. Adamyan
%T On the theory of canonical differential operators in Hilbert space
%J Doklady Akademii Nauk
%D 1968
%P 9-12
%V 178
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1968_178_1_a0/
%G ru
%F DAN_1968_178_1_a0