Liqiong Liu and  Shouming Zhong,  Finite-time Stability Analysis of Fractional-order with Multi-state Time Delay.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    April 2011, vol. 52(4). 641 - 644
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/3656.