Conference organised by University of Stuttgart in association with UITP. Main themes: - Transportation System Planning - Traffic Control and Telematics - Transportation and Environment. Deadline for submission of abstracts for papers: 31/01/04. Submission of final papers: 30/06/04. Conference language: English Fees: 400 euro normal, 300 euro for university participants. 50 euro discount for bookings before 15 July 2004 50% reduction for authors of papers.