Derdakh, C. E. . . ., S. E. Zerrouki, and A. Henni. “Optical Properties of TiO2 Electrodes Sensitized by Red Cabbage Dye for Application in Dye-Sensitized Solar Cells”. Materials and Biomaterials Science, vol. 2, no. 1, Aug. 2019, pp. 024–027, https://mbmscience.com/index.php/mbms/article/view/17.