%0 Journal Article %A P.B. Shalen %A M. Culler %T Bounded, separating, incompressible surfaces in knot manifolds. %J Inventiones mathematicae %D 1984 %P 537-546 %V 75 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1984__75_143109/ %F IM_1984__75_143109