@article{10_4171_ggd_84,
     author = {Sang-hyun Kim},
     title = {On  right-angled {Artin} groups without surface subgroups},
     journal = {Groups, geometry, and dynamics},
     pages = {275--307},
     year = {2010},
     volume = {4},
     number = {2},
     doi = {10.4171/ggd/84},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/84/}
}