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 20 September 2024]. Available from: https://publications.waset.org/pdf/11187.