Yue Sun and  Yuan Wang,  “Protection” or “Destruction”: Taking the Cultural Heritage Protection of the Grand Canal in Huaxian and Xunxian Sections of Henan Province as Example.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2019, vol. 149(5). 361 - 367
    [viewed 17 February 2020]. Available from: https://publications.waset.org/pdf/10010367.