R. Srinivasa Rao,  An Hybrid Approach for Loss Reduction in Distribution Systems using Harmony Search Algorithm.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2010, vol. 39(3). 557 - 563
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/3875.