WASET
    Doaa M. Atia and  Faten H. Fahmy and  Ninet M. Ahmed and  Hassen T. Dorrah,  Optimization and Feasibility Analysis of PV/Wind/ Battery Hybrid Energy Conversion .   journal   = {International Journal of Computer and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2014, vol. 89(5). 730 - 736
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9998154.