A. Y. Al-Ashwal, A. H. M. Al-Mawgani, and W. H. Al-Arashi, Trans., “An Image Steganography Algorithm for Hiding Data Based on HDWT, LZW and OPAP”, JST, vol. 20, no. 1, pp. 9–21, Sep. 2015, doi: 10.20428/jst.v20i1.840.