WASET
    Azhar Hussain and  Kashif Shahzad and  Chunming Tang,  Real Time Speed Estimation of Vehicles.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2012, vol. 61(1). 70 - 74
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/4128.