H. Al-Dabbagh, Asma, اسماء, Ghada M.Yonis, غادة, Omar Adel Sabah, and عمر. “The Effects of Stress to the Occupations of Internal Environment”. Al-Rafidain Engineering Journal (AREJ) 17, no. 1 (February 28, 2009): 54–67. Accessed August 3, 2025. https://rjps.uomosul.edu.iq/index.php/arej/article/view/9715.