@article{10_4171_ggd_157,
     author = {Matt T. Clay and Christopher J. Leininger and Johanna Mangahas},
     title = {The geometry of right-angled {Artin} subgroups  of mapping class groups},
     journal = {Groups, geometry, and dynamics},
     pages = {249--278},
     year = {2012},
     volume = {6},
     number = {2},
     doi = {10.4171/ggd/157},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/157/}
}