%0 Journal Article
%A V. M. Karnaukhov
%T On local hypoellipticity of second-order operators with degenerate Levi matrix
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1985
%P 127-128
%V 40
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1985_40_6_a10/
%G en
%F RM_1985_40_6_a10