%0 Journal Article %A Kazimierz Senator %T Unique continuation for Schrödinger equations in dimensions three and four %J Studia Mathematica %D 1985 %P 311-321 %V 81 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-81-3-311-321/ %R 10.4064/sm-81-3-311-321 %G en %F 10_4064_sm_81_3_311_321