@article{10_2140_agt_2016_16_1913,
     author = {Lubawski, Wojciech and Ziemia\'nski, Krzysztof},
     title = {Homotopy representations of the unitary groups},
     journal = {Algebraic and Geometric Topology},
     pages = {1913--1951},
     year = {2016},
     volume = {16},
     number = {4},
     doi = {10.2140/agt.2016.16.1913},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2016.16.1913/}
}