Mohsen Noroozi and  Maryam Khalili,  Design of Smart Urban Lighting by Using Social Sustainability Approach .   journal   = {International Journal of Urban and Civil Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2018, vol. 136(4). 462 - 471
    [viewed 12 July 2020]. Available from: https://publications.waset.org/pdf/10008932.