Brook, L., Evans, P., Foster, H., Pemble, M., Steele, A., Sheel, D., & Yates, H. (2007). Highly bioactive silver and silver/titania composite films grown by chemical vapour deposition. Journal of Photochemistry and Photobiology A: Chemistry, 187(1), 53-63. https://doi.org/10.1016/j.jphotochem.2006.09.014