WASET
    S. N. Deepa and  G. Sugumaran,  Design of PID Controller for Higher Order Continuous Systems using MPSO based Model Formulation Technique.   journal   = {International Journal of Electrical and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2011, vol. 56(8). 949 - 955
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/2109.