Hughes B P. So You Think You Understand Gap Acceptance. Australian Road Research, 1989, 19(3): 195-204.
[2]
Kete Micha, Tian zongzhong, Mir Zakir. Capacity and Level of Service at Unsignalized Intersections. National Cooperative Highway Research Program Project, final report, volumel, 1996: 3-46.
[3]
Akcelik R, Chung E, and Besley M, etc. Performance of Roundabouts Under Heavy Demand conditions. Road & Transport Research, 1996, 5(2): 36-49.
[4]
Kimber R M. Gap-Acceptance and Empiricism in Capacity Prediction. Transportation Science 1989, 27(2): 100-111.