WASET
    S. N. Deepa and  G. Sugumaran,  MPSO based Model Order Formulation Technique for SISO Continuous Systems.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2011, vol. 51(3). 288 - 293
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/13026.