%0 Journal Article %A Viktor Schroeder %A Christoph Hummel %T Cusp closing in rank one symmetric spaces. %J Inventiones mathematicae %D 1996 %P 283-308 %V 123 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1996__123_3_144346/ %F IM_1996__123_3_144346