José M. Merigó and  Montserrat Casanovas,  Decision Making using Maximization of Negret.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 697 - 702
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/11348.