Intergraph Acquires U.K.-Based Alias Ltd. - long-time OEM partner Intergraph acquires Alias, developer of ISOGEN piping software, Sara Ferris, Cadalyst Management, February 7, 2006

Why Intergraph Still Cares about PDS - Intergraph agrees on global standardization on Plant Design System (PDS) for Alcoa as PDS is highly in demand in clients' work processes, AECnews.com, May 26, 2005