"Deviations administration and its relationship to improving the production process". Al Kut Journal of Economics and Administrative Sciences 5, no. 9 (أبريل 12, 2013): 256–283. تاريخ الوصول أكتوبر 7, 2026. https://kjeas.uowasit.edu.iq/index.php/kjeas/article/view/101.