Whab Abood, Enas. “Combining a Hill Encryption Algorithm and LSB Technique With Dispersed Way for Securing Arabic and English Text Messages Hidden in Cover Image”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 21, no. 4, Sept. 2017, pp. 214-23, https://jih.uobaghdad.edu.iq/index.php/j/article/view/1433.