Oğuz, Y., & Özsoy, M. F. (2017). Sizing, design, and installation of an isolated wind–photovoltaic hybrid power system with battery storage for laboratory general illumination in Afyonkarahisar, Turkey. Journal of Energy in Southern Africa, 26(4), 70–80. https://doi.org/10.17159/2413-3051/2015/v26i4a2113