@article{JAC_2008__27_2_a0,
     author = {Pietraho, Thomas},
     title = {Equivalence classes in the {Weyl} groups of type $B_n$.},
     journal = {Journal of Algebraic Combinatorics},
     pages = {247--262},
     publisher = {mathdoc},
     volume = {27},
     number = {2},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2008__27_2_a0/}
}