1. 1. P. Kumar, H. Weimin, I. U. Gu and Q. Tian, (2004) “Statistical modeling of complex backgrounds for foreground object detection”, IEEE Transaction on Image Processing, 43-53.
   2. Boyoon Jung and Gaurav S. Sukhatme, (2004) “A Generalized Region-based Approach for Multitarget Tracking in Outdoor Environments”, IEEE International Conference on Robotics and Automation, 2189-2195.
   3. D. Serby, E. K. Meier and L. V. Gool, (2004) "Probabilistic Object Tracking Using Multiple Features", IEEE Pattern Recognition Intelligent Transportation Systems, 43-53.
   4. Zhimin Fan, Jie Zhou, Dashan Gao and Zhiheng Li, (2002) “Contour Extraction And Tracking Of Moving Vehicles For Traffic Monitoring”, IEEE International Conference on Intelligent Transportation Systems, 84-87
   5. D. Magee, (2004) “Tracking multiple vehicles using foreground, background and motion models”. Image and Vision Computing, 22:143–155
   6. B. Maurin, O. Masoud, and N. P. Papanikolopoulos, (2005)“Tracking all traffic: computer vision algorithms for monitoring vehicles, individuals, and crowds”, Robotics & Automation Magazine, IEEE, 12(1):29–36.
   7.  S. T. Birchfield, (1999) “Depth and Motion Discontinuities”, PhD thesis, Stanford University.
   8. N. K. Kanhere, S. J. Pundlik, and S. T. Birchfield, (2005) “Vehicle segmentation and tracking from a low-angle off-axis camera”, In IEEE Conference on Computer Vision and Pattern Recognition, San Diego, California.
   9.  Dan Middleton, Deepak Gopalakrishna, and MalaRaman “Advances in traffic data collection and management” Texas Transportation Institute Cambridge Systematic, Inc. January, 2003.