1. Freeway speed flow concentration relationships: more recent evidence and interpretations;Banks;Transportation Research Record,1989
2. Behbehani, R., Pendakur, V.S., Armstrong-Wright, A.T., 1984. Singapore area licensing scheme: a review of the impact. The World Bank Water Supply and Urban Development Department, Washington
3. Beckmann, H.M., McGuire, C.B., Winston, C.B., 1956. Studies in the Economics of Transport. Yale University Press, New Haven, CT
4. Beesley, M.E., 1972. Technical possibilities of special taxation in relation to congestion caused by private cars. In: European Conference of Ministers of Transport, 2nd International Symposium in Theory and Practices in Transport Economics, Paris
5. Highway congestion and congestion tolls;Boardman;Journal of Urban Economics,1977