@article{10_2140_agt_2013_13_3245,
     author = {Chen, Weidong and Wu, Jie},
     title = {Decomposition of loop spaces and periodic problem on \ensuremath{\pi}\ensuremath{*}},
     journal = {Algebraic and Geometric Topology},
     pages = {3245--3260},
     year = {2013},
     volume = {13},
     number = {6},
     doi = {10.2140/agt.2013.13.3245},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2013.13.3245/}
}