%0 Journal Article %A Ranošová, Jarmila %T Sets of determination for solutions of the Helmholtz equation %J Commentationes Mathematicae Universitatis Carolinae %D 1997 %P 309-328 %V 38 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1997__38_2_a11/ %G en %F CMUC_1997__38_2_a11