K.  Selvam, Gandhi, S., Krishnarnurty, S., and Gopalakrishnan, G., ?Effect of substitution on the excited state photophysical and spectral properties of boron difluoride curcumin complex dye and their derivatives: a time dependent-DFT study?, Journal of Photochemistry and Photobiology B-Biology, vol. 199, p. 111595, 2019.