@article{10_2140_agt_2013_13_1,
     author = {Joachim, Michael and L\"uck, Wolfgang},
     title = {Topological {K{\textendash}(co)homology} of classifying spaces of discrete groups},
     journal = {Algebraic and Geometric Topology},
     pages = {1--34},
     year = {2013},
     volume = {13},
     number = {1},
     doi = {10.2140/agt.2013.13.1},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2013.13.1/}
}