Classen, Albrecht (29. 11. 2010). „The changing shape of Europe”. Handbook of Medieval Studies: Terms – Methods – Trends (на језику: енглески). Walter de Gruyter. ISBN978-3-11-021558-8. Приступљено 19. 11. 2023. „Constantine the Great transferred the capital of the Roman Empire from Rome to the newly-founded city of Constantinople.”
Price, Jonathan J.; Finkelberg, Margalit; Shahar, Yuval (21. 4. 2022). Rome: An Empire of Many Nations (на језику: енглески). Cambridge University Press. стр. 19. ISBN978-1-009-25622-3. Приступљено 19. 11. 2023. „the capital of the Empire was transferred from Rome to Constantinople in the fourth century”
Erdkamp, Paul (5. 9. 2013). The Cambridge Companion to Ancient Rome (на језику: енглески). Cambridge University Press. стр. 202. ISBN978-0-521-89629-0. Приступљено 19. 11. 2023. „Constantine sounded the death knell for Rome as a vital political centre with the dedication of his new imperial capital at Constantinople”