%0 Journal Article %A Harold Donnelly %T Spectral Geometry for Certain Noncompact Riemannian Manifolds. %J Mathematische Zeitschrift %D 1979 %P 63-76 %V 169 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1979__169_172881/ %F MZ_1979__169_172881