Xiantong Li and  Jianzhong Li,  An Efficient Graph Query Algorithm Based on Important Vertices and Decision Features.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2009, vol. 35(11). 2704 - 2711
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9833.