WASET
    E. Feizi Ashtiani and  S. Jamshidi and  M.H Niksokhan and  A. Feizi Ashtiani,  Value Index, a Novel Decision Making Approach for Waste Load Allocation.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2015, vol. 102(6). 646 - 650
    [viewed 19 September 2024]. Available from: https://publications.waset.org/pdf/10001527.