@article{10_4171_ggd_3,
     author = {Anna Erschler},
     title = {Automatically presented groups},
     journal = {Groups, geometry, and dynamics},
     pages = {47--59},
     year = {2007},
     volume = {1},
     number = {1},
     doi = {10.4171/ggd/3},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/3/}
}