S. Varnagiris and  M. Urbonavicius and  S. Tuckute and  M. Lelis and  K. Bockute,  Analysis of Structural and Photocatalytical Properties of Anatase, Rutile and Mixed Phase TiO2 Films Deposited by Pulsed-Direct Current and Radio Frequency Magnetron Co-Sputtering.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2019, vol. 154(10). 475 - 479
    [viewed 12 December 2019]. Available from: https://publications.waset.org/pdf/10010808.