%0 Journal Article %T On The 4-Dimensional Poincarè Conjecture for Manifolds with 2-Dimensional Spines %J Canadian mathematical bulletin %D 1974 %P 549-552 %V 17 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1974-097-1/ %R 10.4153/CMB-1974-097-1 %F 10_4153_CMB_1974_097_1