@article{JAC_2016__43_1_a9,
     author = {Abe, Takuro and Terao, Hiroaki},
     title = {Free filtrations of affine {Weyl} arrangements and the {ideal-Shi} arrangements},
     journal = {Journal of Algebraic Combinatorics},
     pages = {33--44},
     publisher = {mathdoc},
     volume = {43},
     number = {1},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2016__43_1_a9/}
}