Zhang Yu,  The Investigation and Analysis of Village Remains in Jinzhong Prefecture of Shanxi Province, China.   journal   = {International Journal of Urban and Civil Engineering}, [online]. World Academy of Science, Engineering and Technology.
     2019, vol. 145(1). 6 - 11
    [viewed 06 December 2019]. Available from: https://publications.waset.org/pdf/10009916.