%0 Journal Article %A M. Kapovich %A B. Leeb %T On Asymptotic Cones and Quasi-isometry Classes of Fundamental Groups of 3-manifolds. %J Geometric and functional analysis %D 1995 %P 582-603 %V 5 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/GFA_1995__5_4_58202/ %F GFA_1995__5_4_58202