Relative Efficiency for Taiz University by Using Data Envelopment Analysis (DEA). Humanities and Educational Sciences Journal, [S. l.], v. 5, n. 11, p. 34–65, 2020. DOI: 10.55074/hesj.v5i11.141. Disponível em: http://hesj.org/ojs/index.php/hesj/article/view/141. Acesso em: 25 jun. 2026.