%0 Journal Article %A Robert Brooks %T On the Spectrum of Non-Compact Manifolds with Finite Volume. %J Mathematische Zeitschrift %D 1984 %P 425-432 %V 187 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1984__187_173501/ %F MZ_1984__187_173501