Sudipta Majumdar and  Amarendra Kumar Mishra,  Empirical Mode Decomposition with Wavelet Transform Based Analytic Signal for Power Quality Assessment.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2018, vol. 136(4). 329 - 334
    [viewed 29 November 2021]. Available from: https://publications.waset.org/pdf/10009005.