WASET
    Masaru Fujieda and  Takahiro Murakami and  Yoshihisa Ishida,  An Approach to Solving a Permutation Problem of Frequency Domain Independent Component Analysis for Blind Source Separation of Speech Signals.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 1254 - 1258
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/3094.