13, cited by J B Bury, History of the Later Roman Empire, p | The Oxford History of Byzantium |
---|---|
Michael Lee Lanning: The Battle 100: The Stories Behind History's Most Influential Battles, Sourcebooks, Inc | Nicol, Donald MacGillivray, Last Centuries of Byzantium, 1261—1453, Cambridge University Press, Second Edition, 1993, p |
Smith, Michael Llewellyn, The Fall of Constantinople, History Makers magazine No.
Geanakoplos, Emperor Michael Palaeologus and the West Harvard University Press, 1959 , p | The Fall of the : A Chronicle by George Sphrantzes 1401—1477 |
---|---|
Ikram ul-Majeed Sehgal: Defence Journal Issue 8 , 2005, page 49• J M Hussey, The Byzantine World, Hutchinson, London, 1967, p | Steven Runciman, A History of the Crusades, Cambridge 1966 [1954], vol 3, p |
Liber insularum Archipelagi, , Paris.
11