@article{10_2140_agt_2010_10_33,
     author = {Biedermann, Georg and Dwyer, William G},
     title = {Homotopy nilpotent groups},
     journal = {Algebraic and Geometric Topology},
     pages = {33--61},
     year = {2010},
     volume = {10},
     number = {1},
     doi = {10.2140/agt.2010.10.33},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2010.10.33/}
}