8Th Ifac/Ifors/Imacs/Ifip Symposium on Large Scale Systems - Theory and Applications 1998 (Lss 98), Date: JUL 15-17, 1998, Location: RION, GREECE, Sponsors: Int Federat Automat Control, Tech Comm Large Scale Syst, Tech Comm Mfg Modeling Management & Control, Tech Comm Adv Mfg Technol, Tech Comm Man Machine Syst, Int Federat Operat Res Soc, Int Assoc Math & Comp Simulat, Int Federat Informat Proc, Greek Minist Dev, Gen Secretariat Res & Dev, Tech Chamber Greece, European Commiss, DG III, Univ Patras, Res Comm, Greek Minist Culture, Greek Minist Educ