@article{10_4171_ggd_182,
     author = {Uri Bader and Alex Furman and Roman Sauer},
     title = {Efficient subdivision in hyperbolic groups and applications},
     journal = {Groups, geometry, and dynamics},
     pages = {263--292},
     year = {2013},
     volume = {7},
     number = {2},
     doi = {10.4171/ggd/182},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/182/}
}