%0 Journal Article
%A E. M. Varfolomeev
%T The normality of some elliptic functional-differential operators of second order
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 2006
%P 184-185
%V 61
%N 1
%U http://geodesic.mathdoc.fr/item/RM_2006_61_1_a11/
%G en
%F RM_2006_61_1_a11