@article{10_4153_CMB_1964_031_5,
     author = {Abramson, Morton},
     title = {Explicit {Expressions} for a {Class} of {Permutation} {Problems}},
     journal = {Canadian mathematical bulletin},
     pages = {345--350},
     year = {1964},
     volume = {7},
     number = {3},
     doi = {10.4153/CMB-1964-031-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1964-031-5/}
}