Investment in transport infrastructure : in the 1980's
Trends in the transport sector
Communication in road safety : international seminar, Warsaw, 2 - 3 October 1997
A Billion trips a day : tradition and transition in European travel patterns
Die Welt der europäischen Straßen : von der Antike bis in die Frühe Neuzeit
Analysis of the competitive position of short sea shipping : development of policy measures