نعمتی‌زاده مریم; نعمتی‌زاده ماریه. A Three-Stage Data Envelopment Analysis Approach to Assessing the Performance of Educational Systems. علم تصمیم گیری و سیستم های هوشمند, [S. l.], v. 2, n. 5, p. 1–16, 1404. Disponível em: https://dsisj.com/index.php/dsisj/article/view/71.. Acesso em: 8 oct. 2026.