@article{SLC_2005-2007_54A_a9,
     author = {Federico Ardila and Victor Reiner and Lauren Williams},
     title = {Bergman {Complexes,} {Coxeter} {Arrangements,} and {Graph} {Associahedra}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {2005-2007},
     volume = {54A},
     url = {http://geodesic.mathdoc.fr/item/SLC_2005-2007_54A_a9/}
}