Administrative Obstacles To The Raising Of The Standards Of Performance In Yemeni Private Universities . Strategic Studies and Research Journal Queen Arwa University, [S. l.], v. 1, n. 3, p. 128, 2008. DOI: 10.58963/tdkfah30. Disponível em: https://journal.qau.edu.ye/index.php/ssrj/article/view/2. Acesso em: 31 jul. 2025.