WASET
    Nazar Younis and  Raied Salman,  Degeneracy of MIS under the Conditions of Instability: A Mathematical Formulation.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2007, vol. 12(12). 818 - 821
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/1514.