[1] Hongyu Hu, Zhaowei Qu, Zhihui Li, Dianhai Wang. Research on Recognition Algorithm of Moving Object[C]. Transportation Research Board 87th Annual Meeting, DVD, Washington, 2008, 08-1437.
[2] Dianhai Wang, Tianjun Feng, Chunyan Liang. Research on bicycle conversion factors [J]. Transportation Research Part A. 2008, 42(8): 1129~1139.