WASET
    Mohammad Ali Orumiehchi ha and  R. Mirghadri,  A Distinguish Attack on COSvd Cipher.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2007, vol. 11(11). 3530 - 3533
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/11364.