Lei Danyang and  Lu Jialiang,   The Balance between the Two Characters of the Night: A Study on the Nightscape of Pei Ho Street and Yen Chow Street West in Sham Shui Po.   journal   = {International Journal of Urban and Civil Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2021, vol. 172(4). 197 - 203
    [viewed 10 May 2024]. Available from: https://publications.waset.org/pdf/10011986.