"A standard compared entropy link with some common metrics to measure the link in the degree of compatibility tables". Al Kut Journal of Economics and Administrative Sciences 5, no. 9 (أبريل 12, 2013): 341–360. تاريخ الوصول أغسطس 6, 2026. https://kjeas.uowasit.edu.iq/index.php/kjeas/article/view/105.