@article{10_2140_agt_2007_7_301,
     author = {Barnard, Josh and Brady, Noel and Dani, Pallavi},
     title = {Super-exponential distortion of subgroups of {CAT(\ensuremath{-}1)} groups},
     journal = {Algebraic and Geometric Topology},
     pages = {301--308},
     year = {2007},
     volume = {7},
     number = {1},
     doi = {10.2140/agt.2007.7.301},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2007.7.301/}
}