H. A, H., and F. A. F. “The Reflections of the Delay of Conducting Census in Iraqi on Social Development. An Analytical Social Study”. College of Basic Education Research Journal 12, no. 1 (March 1, 2013): 520–544. Accessed October 26, 2025. https://stats.uomosul.edu.iq/index.php/berj/article/view/38953.