%0 Journal Article
%A P. S. Filatov
%T On differentiability properties of solutions to equations of quasi- elliptic type in unbounded domains
%J Doklady Akademii Nauk
%D 1972
%P 1050-1053
%V 205
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1972_205_5_a11/
%G ru
%F DAN_1972_205_5_a11