Shenpu Liu,  Research on Spatial Morphology and Protection of Traditional Rural Settlements Based on Space Syntax: Taking Xiazhuang Village and Shijia Village in Huzhou as Example.   journal   = {International Journal of Architectural and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2018, vol. 136(4). 437 - 442
    [viewed 27 January 2021]. Available from: https://publications.waset.org/pdf/10008851.