%0 Journal Article %A Bernard Helffer %A Heinz Siedentop %T Regularization of atomic Schrödinger operators with magnetic field. %J Mathematische Zeitschrift %D 1995 %P 427-438 %V 218 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1995__218_4_174738/ %F MZ_1995__218_4_174738