S. Suresh Deshmukh, Maibam, A., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., ?Visible-light-active unsymmetrical squaraine dyes with pyridyl anchoring groups for dye-sensitized solar cells?, Langmuir, vol. 40, no. 1, pp. 251-263, 2023.