WASET
    Y. Duvarci and  S. Mizokami,  Measuring the Performance of the Accident Reductions: Evidence from Izmir City.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2008, vol. 24(12). 296 - 303
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10475.