%0 Journal Article %A Beno Eckmann %T Aspherical Manifolds and Higher-Dimensional Knots %J Commentarii mathematici Helvetici %D 1976 %P 93-98 %V 51 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1976__51_139644/ %F CMH_1976__51_139644