%0 Journal Article %A Scott, Jonathan %T Hopf algebras up to homotopy and the Bockstein spectral sequence %J Algebraic and Geometric Topology %D 2005 %P 119-128 %V 5 %N 1 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2005.5.119/ %R 10.2140/agt.2005.5.119 %F 10_2140_agt_2005_5_119