Wang Zhenzhen and  Wang Xu and  Hong Liangping,  The Design of Imaginable Urban Road Landscape.   journal   = {International Journal of Architectural and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2014, vol. 88(4). 345 - 352
    [viewed 12 July 2020]. Available from: https://publications.waset.org/pdf/9997880.