WASET
    Elham Amini Boroujeni and  Hamid Reza Momeni,  Observer Based Control of a Class of Nonlinear Fractional Order Systems using LMI.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2012, vol. 61(1). 81 - 84
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/11187.