WASET
    P. V. V. Rama Rao and  B. Kali Prasanna and  Y. T. R. Palleswari,  Modeling and Simulation of Utility Interfaced PV/Hydro Hybrid Electric Power System.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2014, vol. 92(8). 1344 - 1349
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/9999858.