ʻAbd al-Raḥmān ibn Muḥammad Ibn Abī Ḥātim, Kāmil Muḥammad Muḥammad ʻUwayḍah, Asʻad Muḥammad Ṭayyib, Saudi Arabia). Markaz al-Buḥūth wa-al-Dirāsāt Maktabat Nizār Muṣṭafá al-Bāz (Riyadh