V. Georgiev,  Ozone Assisted Low Temperature Catalytic Benzene Oxidation over Al2O3, SiO2, AlOOH Supported Ni/Pd Catalytic.   journal   = {International Journal of Chemical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2020, vol. 162(6). 168 - 173
    [viewed 12 August 2020]. Available from: https://publications.waset.org/pdf/10011262.