First International Workshop on Enterprise and Networked Enterprises Interoperability (ENEI’05) September 5, 2005 Pre-proceedings Program Chairs Nacer Boudjlida Hervé Panetto Program Committee Antonia Albani Karim Baina Zohra Bellahsène Giuseppe Berio Mahmoud Boufaida Eric Dubois Johann Eder Manfred Jeusfeld John Krogstie Maurizio Lenzerini Arturo Molina Flavio Oquendo Angel Ortiz Olivier Perrin Michaël Petit Hala Skaf-Molli Zahir Tari Aphrodite Tsalgatidou Paola Velardi Larry Whitman