Ali Pirdavani and  Tom Brijs and  Tom Bellemans and  Geert Wets and  Koen Vanhoof,  Travel Time Evaluation of an Innovative U-Turn Facility on Urban Arterial Roadways.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2009, vol. 30(6). 835 - 840
    [viewed 21 April 2021]. Available from: https://publications.waset.org/pdf/11896.