al-Ḫalīl wa-'l-ḥaram al-ibrāhīmī fī ʿaṣr al-ḥurūb aṣ-ṣalībīya (1099-1187m/492-583h) - Saiyid, ʿAlī Aḥmad as- (VerfasserIn) (Dār al-Fikr al-ʿArabī, 1998)