@article{SLC_1989_21_a7,
     author = {Christophe Reutenauer},
     title = {Number of {Permutations} with {Given} {Descent} {Set} and {Cycle} {Structure}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1989},
     volume = {21},
     url = {http://geodesic.mathdoc.fr/item/SLC_1989_21_a7/}
}