@article{10_2140_agt_2006_6_633,
     author = {Ruane, Kim},
     title = {CAT(0) groups with specified boundary},
     journal = {Algebraic and Geometric Topology},
     pages = {633--649},
     year = {2006},
     volume = {6},
     number = {2},
     doi = {10.2140/agt.2006.6.633},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2006.6.633/}
}