Maulana, E. , Pramono, S. , Fanditya, D. , Julius, M. (2015), 'Effect of Chlorophyll Concentration Variations from Extract of Papaya Leaves on Dye-Sensitized Solar Cell', World Academy of Science, Engineering and Technology, Open Science Index 97, International Journal of Electrical and Computer Engineering, 9(1), 49 - 52.