In: The 18th international conference on advanced science and technology. High technologies to start a new millennium. ICAST 2002. Proceedings. Chicago.
In: Proceedings of the 4th International Conference on the Modern Information Technology in the Innovation Processes of the Industrial Enterprises. MITIP 2002. Savona.
In: TelE-LEARNING: The Challenge for the Third Millennium. IFIP 17th World Computer Congress - TC3 Stream on TelE-Learning. Montréal (IFIP Conference Proceedings 230).