al-Suyūf al-Islāmīyah wa-ṣunnāʿuhā - Yücel, Ünsal = Yogel, Ansal 1935-1986 (Munaẓẓamat al-Muʾtamar al-Islāmī, Markaz al-Abḥāth lil-Tārīkh wa-al-Funūn wa-al-Thaqāfah al-Islāmīyah, 1988)