ILHAM; HERMAN, S. .; AAM. Efficiency of Pre-Merged State-Owned Sharia Banks in Indonesia Using 2-Stage DEA. Ekonomi Islam Indonesia, [S. l.], v. 3, n. 2, 2021. DOI: 10.58968/eii.v3i2.39. Disponível em: http://journals.smartinsight.id/index.php/EII/article/view/39. Acesso em: 20 apr. 2026.