The EFFICIENCY of Islamic Banks in North Africa: Analysis with the Non-Parametric Approach DEA (Window Analysis). Global Journal of Management and Business Research, [S. l.], v. 16, n. 16, p. 1–9, 2016. Disponível em: https://journalofbusiness.org/index.php/GJMBR/article/view/. Acesso em: 18 oct. 2026.