Stradling, S. G. & Anable, J. (2007). Individual Travel Patterns. In Knowles, R. D., Shaw, J. & Docherty, I. (Eds.). Transport Geographies: Mobilities, Flows and Spaces, 179-195. Blackwell. ISBN 978-1-4051-5322-5
Bielefeldt, C. (2004). Pricing road use for greater responsibility, efficiency and sustainability in cities: Social and political issues.
The PRoGRESS project was developed in response to a Call for Proposals by the European Commission, and more specifically, to address task 2.3.1/9 ‘Testing the