WASET
    J. K. Shrestha and  A. Benta and  R. B. Lopes and  N. Lopes,  Multi-Objective Analysis of Cost and Social Benefits in Rural Road Networks.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2013, vol. 79(7). 516 - 520
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/16305.