Ouertani, Mohamed Nejib, Hanen Hamdani, and Mohamed Sharif Bashir. “Estimating Islamic banks’ Technical and Allocative Inefficiencies: A Shadow Cost Approach”. The Journal of Muamalat and Islamic Finance Research 17, no. 1 (May 29, 2020): 14-32. Accessed November 24, 2024. https://jmifr.usim.edu.my/index.php/jmifr/article/view/257.