N. Mohseni and  S. Janitabar and  S. J. Ahmadi and  M. Roshanzamir and  M. Thaghizadeh,  Preparation of Nanocrystalline Mesoporous ThO2 via Surfactant Assisted Sol-gel Procedure.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2015, vol. 104(8). 1026 - 1029
    [viewed 23 October 2021]. Available from: https://publications.waset.org/pdf/10002300.