1. Akin D. and Sisiopiku V. (2007). "Modeling interactions between pedestrians and turning-vehicles at signalized crosswalks operating under combined pedestrian-vehicle interval." Transportation Research Board Annual Meeting National Research Council Washington D.C. Paper No. 07-2710.
2. Street Crossing by Sighted and Blind Pedestrians at a Modern Roundabout
3. Fang K. and Zhang Y. (1982). Introduction to multivariate statistical analysis. Beijing: Science Press.
4. Right Turns on Green and Pedestrian Level of Service: Statistical Assessment
5. Lu S. Fang S. and Wang J. (2007). "The calculation method of the average critical Gap when the pedestrians cross the vehicle flows."Proceeding of the 7th International Conference of Chinese Transportation Professionals. Beijing: China Communications Press 553-557.