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<referencetext xmlns="http://eprints.org/ep2/data/2.0">[1] http://www.spbo.unibo.it/bibliotime/num-iii-1/derobbio.htm

[2] Richard H. S. Crossman, Plato today, London, Unwin books, 1971.

[3] Abbagnano, Definizione, in Dizionario di filosofia; Lalande, Definizione, in Dizionario critico di filosofia, pag.191; Pupier, Lessico in La linguistica. Guida alfabetica, a cura di Martinet, pag.181.

[4] Vincenzo Colelli, Uno strumento di riduzione della vaghezza: le definizioni, in Linguaggio giuridico e definizioni. Tesi presentata al corso di Laurea in Giurisprudenza, Università degli Studi di Padova.

[5] ISBD(S), International Standard Bibliographic Description for Serials. International Federationl of Library Association and Institions. Edizione italiana, Roma, ICCU, 1990.

[6] Judy E. Myers et al., Surfing the sea of stories. Riding the information revolution. "Mechanical Engineering", 114 (1992) 10, p. 60-65.

[8] http://www.burioni.it/forum/isbder.htm&gt;. "Biblioteche oggi", 17 (1999) 1, p. 46-70. 

[10] Remo Badoer e Antonella De Robbio, On the road of e-journals. Paesaggi in movimento nell'evoluzione dei periodici elettronici. "Bibliotime", 2 (1999) 3,&lt;http://www.spbo.unibo.it/bibliotime/num-ii-3/badodero.htm&gt;.

[11] Directory of Electronic Journals, Newletters, and Academic Discussion List di ARL, Association of Research Libraries, &lt;http://arl.cni.org&gt;.

[12] &lt;http://gort.ucsd.edu/newjour/NewJourWel.html&gt;.

[14] Frederic J. Friend, Cooperazione in Gran Bretagna per l’acquisto di pubblicazioni elettroniche. "Bollettino AIB", 39 (1999) 3, p. 235-243.

[15] &lt;http://www.jstor.org&gt;.

[16] &lt;http://muse.jhu.edu/&gt;.

[17] &lt;http://highwire.stanford.edu &gt;.

[19] Heting Chu, Electronic journal: promises and challenges for accademic libraries, 1999, &lt;http://phoenix.liu.edu/~hchu/ejournal.htm&gt;.

[20] Evaluation of usage and acceptance of electronic journals: results of an electronic survey of Max Planck Society Researchers including usage statistics from Elsevier, Springer and Academic Press. "D-Lib Magazine", 5 (1999) 10, &lt;http://www.dlib.org/dlib/october99/rusch-feja/10rusch-feja-summary.html&gt;.

[21] Cheri Speier et al., Faculty perceptions of electronic journals and scholarly communication: a question of prestige and legitimacy. "Journal of the American Society for Informations Science" 50 (1999) 6, p. 537-543.

[22] &lt;http://www-slis.lib.indiana.edu/Faculty/nisonge.html&gt;.

[23] Enrico Martellini, Ritorno al futuro: i periodici elettronici dal Web al catalogo della Scuola Normale Superiore", http://www.burioni.it/forum/pi99-mart.htm Id., Il ruolo del serials librarian nell'era dei periodici elettronici, &lt;http://www.burioni.it/forum/mart-per.htm&gt;, entrambi su "Forum Burioni".

[24] ISBD(ER), International Standard Bibliographic Description for Electronic Resources / revised from the ISBD(CF): International Standard Bibliographic Description for Computer Files ; recommended by the ISBD(CF) Review Group. München, Saur, 1997. 

[25] Functional requirements for bibliographic records http://www.ifla.org/VII/s13/frbr/frbr.pdf. 

http://www.aib.it/aib/sezioni/toscana/conf/cfrbr.htm

[26] P. Chen "The entity-relationship model: toward a unified view of data". "ACM Transactions on Data Base Systems", n. 1, (1976) p. 9-36.</referencetext>
