WASET
    Adrian T.,  Thermal Analysis of Toroidal Transformers Using Finite Element Method.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    April 2013, vol. 76(4). 590 - 599
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/14310.