@article{10_37236_3861,
     author = {Matthew Watson},
     title = {Bruhat order on fixed-point-free involutions in the symmetric group},
     journal = {The electronic journal of combinatorics},
     year = {2014},
     volume = {21},
     number = {2},
     doi = {10.37236/3861},
     zbl = {1300.05325},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/3861/}
}