%0 Journal Article %A Takao Yamaguchi %T The Isometry Groups of Manifolds of Nonpositive Curvature with Finite Volume. %J Mathematische Zeitschrift %D 1985 %P 185-192 %V 189 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1985__189_173575/ %F MZ_1985__189_173575