01376nam--2200385---450 99000095448020331620180312154757.03-540-42878-X0095448USA010095448(ALEPH)000095448USA01009544820020211d2001----km-y0ITAy0103-------baENGDEElectronic commerce2nd International workshop, WELCOM 2001Heidelberg, germany, November 16-17, 2001proceedingsLudger Fiege ... <et al.> (eds.)Berlin [etc.]Springer-Verlagcopyr. 2001X, 232 p.ill.20 cmLecture notes in computer science22322001Lecture notes in computer science2232Elaboratori elettroniciInterfacciamentoCongressi2001Elaborazione dei datiReti di trasmissioneCongressi2001004.66Fiege,LudgerInternational workshop WELCOM 2001 <2. ; 2001 ; Heideberg, Germany>552549ITACBSISBD990000954480203316001 LNCS (2232)0027350 CBS00100110971BKSCIALANDI9020020211USA01123220020403USA011738PATRY9020040406USA011706Electronic commerce973364UNISA