Kréhi Serge Agbli and  Samuel Portebos and  Michaël Salomon,  Battery Energy Storage System Economic Benefits Assessment on a Network Frequency Control.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2020, vol. 166(10). 326 - 336
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10011540.