Dimitrios Koukopoulos and  Yiannis Stamatiou,  An Efficient Watermarking Method for MP3 Audio Files.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2007, vol. 7(7). 2243 - 2248
    [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/5608.