RIANI, R. DEA Window Analysis of Indonesian Banking Industry Efficiency During COVID-19. Ekonomi Islam Indonesia, [S. l.], v. 4, n. 1, 2022. DOI: 10.58968/eii.v4i1.82. Disponível em: http://journals.smartinsight.id/index.php/EII/article/view/82. Acesso em: 20 apr. 2026.