%0 Journal Article %A Barnet M. Weinstock %T A New Proof of a Theorem of Hörmander and Wermer. %J Mathematische Annalen %D 1976 %P 59-64 %V 220 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1976__220_162805/ %F MAN_1976__220_162805