Στο γένος των Ελλήνων η σοφία βασιλεύει”: Η επιστολή του Ιωάννη Βατάτζη στον πάπα Γρηγόριο Θ' – Cognosco Team
If the Byzantine Empire was so culturally Greek, why did it still call itself Roman Empire? When did the ancient Greeks cease to consider the Romans as foreigners? - Quora
Théodora Vatatzès — Wikipédia
Français : Jean III Doukas Vatatzès, empereur de Nicée (1222-1254) Ελληνικά : Ο αυτοκράτορας Νίκαιας Ιωάννης της γ' Βατάτζης (1222-1254) . 15e siècle. Artiste inconnu 322 byzantin Jean III Doukas Vatatzès (rognée Photo Stock - Alamy
Did the Byzantines ever perceive themselves as descendants of the ancient Greeks? - Quora
Were the Byzantines actually Roman? - Quora
Liste des empereurs byzantins
N E W - B Y Z A N T I U M : O AΓΙΟΣ ΙΩΑΝΝΗΣ ΒΑΤΑΤΖΗΣ: 4 Ιαν 2010
PDF) (co-authored with S. Efthymiades) The Prosopography of Byzantine Lesbos, 284-1355 A.D.: A Contribution to the Social History of the Byzantine Province (Vienna: Verlag der Österreichischen Akademie der Wissenschaften, 2010 = Denkschriften