Anilkumar Kothalil Gopalakrishnan,  A Subjectively Influenced Router for Vehicles in a Four-Junction Traffic System.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2011, vol. 51(3). 333 - 341
    [viewed 27 January 2020]. Available from: https://publications.waset.org/pdf/5897.