Obaid PDTAS, Khami APDMJ, Shehab DLG. A classical approach for hiding encryption key in the same encrypted text document. Jour. Kufa Math. Comp. [Internet]. 2018 May 23 [cited 2024 May 9];5(1):25-38. Available from: https://journal.uokufa.edu.iq/index.php/jkmc/article/view/2097