@article{BUMI_2006_8_9A_1_a3,
     author = {Gouthier, Daniele and Salvador, Marta},
     title = {Modo simbolico, mondi possibili e matematica},
     journal = {Bollettino della Unione matematica italiana},
     pages = {65--88},
     publisher = {mathdoc},
     volume = {Ser. 8, 9A},
     number = {1},
     year = {2006},
     zbl = {1150.00004},
     mrnumber = {3363427},
     language = {it},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2006_8_9A_1_a3/}
}