@article{10_4153_CMB_1971_017_4,
     author = {Abramson, Morton},
     title = {On the {Generating} {Function} for {Permutations} with {Repetitions} and {Inversions}},
     journal = {Canadian mathematical bulletin},
     pages = {101--102},
     year = {1971},
     volume = {14},
     number = {1},
     doi = {10.4153/CMB-1971-017-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-017-4/}
}