Measuring and analyzing the efficiency of the performance of the municipalities of the Mayoralty of Baghdad using the data envelope analysis methodology. Eurasian Journal of History, Geography and Economics, [S. l.], v. 13, p. 32–43, 2022. Disponível em: https://geniusjournals.org/index.php/ejhge/article/view/2347. Acesso em: 30 jan. 2026.