DR. OMAR HUSSEIN ALWAN. Evolution of management activity in the presidential power. AL-Yarmouk Journal, [S. l.], v. 17, n. 4 - الجزء الثاني -PART-2, p. 409–450, 2026. Disponível em: https://journal.al-yarmok.edu.iq/index.php/alyj/article/view/1558. Acesso em: 29 jul. 2026.