Meng Hu and  Lili Wang,  2n Almost Periodic Attractors for Cohen-Grossberg Neural Networks with Variable and Distribute Delays.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    April 2011, vol. 52(4). 690 - 697
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/12400.