Ali Shariq Imran and  M. Younus Javed and  Naveed Sarfraz Khattak,  A Robust Method for Encrypted Data Hiding Technique Based on Neighborhood Pixels Information.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
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    [viewed 18 February 2020]. Available from: https://publications.waset.org/pdf/6119.