1. Bonneson J. Middleton D. Zimmerman K. Charara H. and Abbas M. (2002). "Intelligent detection-control system for rural signalized intersections." Texas Department of Transportation Austin Texas.
2. Active traffic safety technology in intersection based on intelligent vehicle-infrastructure system;Chu H.;Journal of Transport Information and Safety,2008
3. The Problem of the Amber Signal Light in Traffic Flow
4. ISO 2631-1. (1997). "Mechanical vibration and shock-Evaluation of human exposure to whole-body vibration Part 1: General requirements."
5. Determining vehicle change intervals: a proposed recommended practice;Institute of Transportation Engineers (ITE).;ITE Journal,1985