@article{10_37236_687,
     author = {Adel Hamdi},
     title = {Symmetric distribution of crossings and nestings in permutations of type {\(B\)}},
     journal = {The electronic journal of combinatorics},
     year = {2011},
     volume = {18},
     number = {1},
     doi = {10.37236/687},
     zbl = {1229.05008},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/687/}
}