Nagarajan, Sanjay, Skillen, Nathan C., Fina, Federica, Zhang, Guan, Randorn, Chamnan, Lawton, Linda A., Irvine, John T.S., Robertson, Peter K.J., "Comparative assessment of visible light and UV active photocatalysts by hydroxyl radical quantification.", Journal of photochemistry and photobiology A: chemistry, 2017