%0 Journal Article
%A M. F. Atiyah
%A R. Bott
%A L. Gårding
%T Lacunas for hyperbolic differential operators with constant coefficients. II.
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1984
%V 39
%N 3
%U http://geodesic.mathdoc.fr/item/RM_1984_39_3_a18/
%G ru
%F RM_1984_39_3_a18