%0 Journal Article %A Peter Löffler %T Equivariant Framability of Involutions on Homotopy Spheres. %J Manuscripta mathematica %D 1977 %P 161-172 %V 23 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1977__23_154516/ %F MM2_1977__23_154516