Adenike Boyo and  Olasunkanmi Kesinro and  Henry Boyo and  Surukite Oluwole,  Electrical Properties of Roystonea regia Fruit Extract as Dye Sensitized Solar Cells.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2014, vol. 90(6). 943 - 945
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9998613.