Xu Du and  Aparna S. Varde,  Mining Multicity Urban Data for Sustainable Population Relocation.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2015, vol. 108(12). 2523 - 2530
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/10003291.