@article{SLC_1990_25_a8,
     author = {Serge Dulucq and Luc Favreau},
     title = {Un mod\`ele combinatoire pour les polyn\^omes de {Bessel}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1990},
     volume = {25},
     url = {http://geodesic.mathdoc.fr/item/SLC_1990_25_a8/}
}