@article{SLC_1982_06_a12,
     author = {Giuseppe Pirillo},
     title = {Su un teorema di {Justin}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1982},
     volume = {06},
     url = {http://geodesic.mathdoc.fr/item/SLC_1982_06_a12/}
}