S. Zeković and  M. Vujošević and  T. Maričić,  A Preliminary Analysis of Sustainable Development in the Belgrade Metropolitan Area.   journal   = {International Journal of Architectural and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 103(7). 839 - 846
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10001954.