@article{10_4171_ggd_442,
     author = {Matthew B. Day and Richard D. Wade},
     title = {Subspace arrangements, {BNS} invariants, and pure symmetric outer automorphisms of right-angled {Artin} groups},
     journal = {Groups, geometry, and dynamics},
     pages = {173--206},
     year = {2018},
     volume = {12},
     number = {1},
     doi = {10.4171/ggd/442},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/442/}
}