%0 Journal Article
%A G. G. Kazaryan
%T Comparison of differential operators, and differential operators of constant strength
%J Doklady Akademii Nauk
%D 1973
%P 1272-1275
%V 208
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1973_208_6_a2/
%G ru
%F DAN_1973_208_6_a2