“…coarse modeling, reengineering, detailed design and analysis, performance evaluation, etc.). The following methods or architectures for enterprise modeling are considered key in this evolution: IDEFX (Whitman et al, 1997), GRAI-GIM (GRAI Integrated Methodology) (Doumeingts and Vallespir, 1995), CIMOSA (CIM Open System Architecture) (Berio and Vemadat, 1999), PERA (Purdue Enterprise Reference Architecture) (Williams, 1994), GERAM (Generalized Enterprise Reference Architecture and Methodology) (IFAC-IFIP Task Force, 1999; Bemus and Nemes, 1996).…”