Zaḫārif faḫḫār al-uḫdūd bi-minṭaqat Naǧrān dirāsa muqārana - Bā Sunbul, ʿAbdallāh Ibn-Sālim Ibn-ʿAwaḍ (al-Hayʾa al-ʿĀmma lis-Siyāḥa wa-'l-Āṯār, 2010)
In arab. Schr., arab.