Al-Hakkak, Nada M., Ban Salman Shukur, and Atheel Sabih Shaker. “E-Government Public Cloud Model (EGPCM)”. Ibn AL-Haitham Journal For Pure and Applied Sciences 31, no. 1 (May 10, 2018): 244–259. Accessed May 1, 2025. https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/1832.