WASET
    Mahshid Hatamzad and  Geanette Polanco,  Non-parametric Linear Technique for Measuring the Efficiency of Winter Road Maintenance in the Arctic Area.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2019, vol. 155(11). 699 - 704
    [viewed 09 May 2024]. Available from: https://publications.waset.org/pdf/10010860.