@article{SLC_2009_60_a4,
     author = {Eli Bagno and David Garber and Toufik Mansour},
     title = {Counting {Descent} {Pairs} with {Prescribed} {Colors} in the {Colored} {Permutation} {Groups}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {60},
     year = {2009},
     url = {http://geodesic.mathdoc.fr/item/SLC_2009_60_a4/}
}