Kejun Zhuang,  Hopf Bifurcation for a New Chaotic System.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2010, vol. 44(8). 1094 - 1097
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/8801.