Nafti, Olfa, Salem Lotfi Boumediene, Slim Khouaja, and Wassim Ben Ayed. “The Determinants Of World Islamic Banks Efficiency: Empirical Analysis Using A Non Parametric Approach”. Journal of Applied Business Research 33, no. 2 (March 1, 2017). Accessed September 13, 2025. https://journals.klalliance.org/index.php/JABR/article/view/431.