@article{BUMI_2007_8_10A_3_a2,
     author = {Bernardi, Claudio and Francini, Paolo},
     title = {Ordinare numeri e ordinare parole},
     journal = {Bollettino della Unione matematica italiana},
     pages = {441--464},
     publisher = {mathdoc},
     volume = {Ser. 8, 10A},
     number = {3},
     year = {2007},
     mrnumber = {1803095},
     language = {it},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2007_8_10A_3_a2/}
}