1. Traffic signal and route control in urban areas;Akçelik,1974
2. Driver information needs;Allen;Highw. Res. Record,1971
3. Some possibilities for using traffic control to influence trip distribution and route choice;Allsop,1974
4. A practical view of the systems approach;Baker;Traffic Q.,1967
5. Intersection design: switch point;Bellis;Highw. Res. Record,1966