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 23 September 2024]. Available from: https://publications.waset.org/pdf/3094.