M. Ghobeiti-Hasab and  Z. Shariati,  Magnetic Properties of Sr-Ferrite Nano-Powder Synthesized by Sol-Gel Auto-Combustion Method.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2014, vol. 94(10). 1122 - 1125
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/9999540.