Ibn ʿAbd al-Ḥakam, Kitāb futuḥ misr wa akbārahā, edited and with English preface by Charles Torrey (English title The History of the Conquests of Egypt, North Africa, and Spain), Yale University Press, 1922.
Charles Torrey, "The Mohammedan Conquest of Egypt and North Africa in the years 643 to 705 A.D." Historical and Critical Contributions to Biblical Science vol 1, p. 280-330. Yale University Press, 1901. Translation with short preface. online
Robert Brunschvig, "Ibn 'Abdalh'akam et la conquête de l'Afrique du Nord par les Arabes." Annales de l'Institut d'Etudes Orientales, v. 6 (1942–44) 108-155. More accessibly reprinted in Al-Andalus, 40 (1975), pp. 129–179.