Benli, Yasemin Keskin, and Suleyman Degirmen. “The Application of Data Envelopment Analysis Based Malmquist Total Factor Productivity Index: Empirical Evidence in Turkish Banking Sector”. Panoeconomicus 60, no. 2 (October 10, 2013): 139–159. Accessed May 5, 2024. http://www.panoeconomicus.org/index.php/jorunal/article/view/347.