SAYF B. 'UMAR AL-TAMÎMÎ. Kitâb al-Ridda wa'l-Futûh and Kitâb al-Jamal wa Masîr 'Â'isha wa 'Alî. According to a unique ms. preserved in the Univ. Libr. of the Imam Muhammed Ibn Sa'ud Islamic Univ., Riyadh, Sa'udi Arabia. Ed. by Q. Al-Samarrai. Leiden, 1995. 2 vols. Ocl. - Printed in a lim. edition of 450 copies.