Seung-Yeon Kim,  Yang-Lee Edge Singularity of the Infinite-Range Ising Model.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 98(2). 80 - 84
    [viewed 21 May 2022]. Available from: https://publications.waset.org/pdf/10000473.