%0 Journal Article %A L. V. Hörmander %T Uniqueness theorems and wave front sets for solutions of linear differential equations with analytic coefficients %J Matematika %D 1973 %P 82-110 %V 17 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAT_1973_17_6_a4/ %G ru %F MAT_1973_17_6_a4