Iman Abduljabbar Saad, Hussein Abed Hilal, Suleiman Saadon Fawzy, Ziad Mohammed Abood. 2021. “Hiding Text in Optimal Color of Color Image Using Dct and Ai Algorithms”. Design Engineering, May, 366 -75. http://www.thedesignengineering.com/index.php/DE/article/view/1543.