@article{10_2140_agt_2011_11_1961,
     author = {Klein, John R and Richter, William},
     title = {Poincar\'e duality and periodicity},
     journal = {Algebraic and Geometric Topology},
     pages = {1961--1985},
     year = {2011},
     volume = {11},
     number = {4},
     doi = {10.2140/agt.2011.11.1961},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2011.11.1961/}
}