Kiapidou 2002, § 1. Historical background. Kiapidou, Irini-Sofia (2002). "Campaign of the Arabs in Asia Minor, 806". Encyclopedia of the Hellenic World, Asia Minor. Athens: Foundation of the Hellenic World. Archived from the original on 29 October 2013. Retrieved 22 March 2012.
Kiapidou 2002, § 2. Beginning and outcome of the campaign. Kiapidou, Irini-Sofia (2002). "Campaign of the Arabs in Asia Minor, 806". Encyclopedia of the Hellenic World, Asia Minor. Athens: Foundation of the Hellenic World. Archived from the original on 29 October 2013. Retrieved 22 March 2012.
Kiapidou 2002, § 3. Consequences. Kiapidou, Irini-Sofia (2002). "Campaign of the Arabs in Asia Minor, 806". Encyclopedia of the Hellenic World, Asia Minor. Athens: Foundation of the Hellenic World. Archived from the original on 29 October 2013. Retrieved 22 March 2012.
jstor.org
Canard 1962, pp. 350, 362–363. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 348. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 375. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 356. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 364. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 378. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, pp. 363–372. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
web.archive.org
Kiapidou 2002, § 1. Historical background. Kiapidou, Irini-Sofia (2002). "Campaign of the Arabs in Asia Minor, 806". Encyclopedia of the Hellenic World, Asia Minor. Athens: Foundation of the Hellenic World. Archived from the original on 29 October 2013. Retrieved 22 March 2012.
Kiapidou 2002, § 2. Beginning and outcome of the campaign. Kiapidou, Irini-Sofia (2002). "Campaign of the Arabs in Asia Minor, 806". Encyclopedia of the Hellenic World, Asia Minor. Athens: Foundation of the Hellenic World. Archived from the original on 29 October 2013. Retrieved 22 March 2012.
Kiapidou 2002, § 3. Consequences. Kiapidou, Irini-Sofia (2002). "Campaign of the Arabs in Asia Minor, 806". Encyclopedia of the Hellenic World, Asia Minor. Athens: Foundation of the Hellenic World. Archived from the original on 29 October 2013. Retrieved 22 March 2012.
Canard 1962, pp. 350, 362–363. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 348. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 375. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 356. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 364. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, p. 378. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.
Canard 1962, pp. 363–372. Canard, Marius (1962). "La prise d'Héraclée et les relations entre Hārūn ar-Rashīd et l'empereur Nicéphore Ier" [The Capture of Heraclea and the Relations Between Harun ar-Rashid and the Emperor Nikephoros I]. Byzantion (in French). 32 (32): 345–379. ISSN0378-2506. JSTOR44170050.