H. Mehrniya, M. K. Salem, and A. Salar Elahi, “Investigation of MHD instabilities in tokamak plasmas Using biorthogonal decomposition of Mirnov coil data”, J Theor Appl phys, vol. 17, no. 4, May 2023, doi: 10.57647/J.JTAP.2023.1704.39.