@article{10_2140_agt_2005_5_119,
     author = {Scott, Jonathan},
     title = {Hopf algebras up to homotopy and the {Bockstein} spectral sequence},
     journal = {Algebraic and Geometric Topology},
     pages = {119--128},
     year = {2005},
     volume = {5},
     number = {1},
     doi = {10.2140/agt.2005.5.119},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2005.5.119/}
}