“Absorption Wavelength Extension for Dye-Sensitized Solar Cells by Varying the Substituents of Chiral Salen Cu(II) Complexes”, J. Appl. Sol. Chem. Model., vol. 5, no. 1, pp. 48–56, Jan. 2016, doi: 10.6000/1929-5030.2016.05.01.4.