WASET
    H K Lakshminarayana and  J S Bhat and  H M Mahesh,  Improved Estimation of Evolutionary Spectrum based on Short Time Fourier Transforms and Modified Magnitude Group Delay by Signal Decomposition.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2009, vol. 35(11). 2195 - 2206
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/11038.