01311nam--2200361---450 99000111256020331620180312154825.03-540-44277-4000111256USA01000111256(ALEPH)000111256USA0100011125620021206d2002----km-y0ITAy0103-------baENGDEConceptual modeling - ER 200221th International conference on conceptual modelingTampere , Finland, October 7-11, 2002proceedingsStefano Spaccapietra... <et al.> (eds.)Berlin [etc.]Springer-Verlagcopyr. 2002XV, 480 p.ill.20 cmLecture notes in computer science25032001Lecture notes in computer science2503Elaboratori elettroniciCongressi2002005.1Spaccapietra,StefanoInternational conference on conceptual modeling <21. ; 2002 ; Tampere , Finland >554444ITACBSISBD990001112560203316001 LNCS (2503)0027358 CBS00100113191BKSCIDIGIUSEPPE9020021206USA011206PATRY9020040406USA011717Conceptual modeling - ER 2002981206UNISA