%0 Journal Article %A J.B. Wagoner %A F.T. Farrell %T Algebraic Torsion for Infinite Simple Homotopy Types %J Commentarii mathematici Helvetici %D 1972 %P 502-513 %V 47 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1972__47_139529/ %F CMH_1972__47_139529