WASET
    Isao Tomita,  Highly Conductive Polycrystalline Metallic Ring in a Magnetic Field.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2016, vol. 110(2). 68 - 72
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10003807.