WASET
    E.Assareh and  M.A. Behrang and  R. Assareh and  N. Hedayat,  Global Electricity Consumption Estimation Using Particle Swarm Optimization (PSO).   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2011, vol. 55(7). 1252 - 1256
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/1598.