WASET
    K. Kusakana ,  Overview of Different Approaches Used in Optimal Operation Control of Hybrid Renewable Energy Systems.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2016, vol. 114(6). 811 - 818
    [viewed 10 May 2024]. Available from: https://publications.waset.org/pdf/10004846.