Saya mau tau Sumber sekunder dari Kalender Romawi Timur

Anthony Bryer. "Chronology and Dating". In: Elizabeth Jeffreys, John Haldon, Robin Cormack . The Oxford Handbook of Byzantine Studies. Oxford University Press, 2008. pp. 31–37.

Dr. Iaakov Karcz. "Implications of some early Jewish sources for estimates of earthquake hazard in the Holy Land". Annals of Geophysics, Vol. 47, N. 2/3, April/June 2004.

Fr. Patrick Henry Reardon. Creation and the Patriarchal Histories: Orthodox Christian Reflections on the Book of Genesis. Conciliar Press, 2008.

Fr. Seraphim Rose. GENESIS, CREATION and EARLY MAN: The Orthodox Christian Vision. St. Herman of Alaska Brotherhood, Platina, California, 2000.

Frederick Deland Leete. Christian Brotherhoods. Kessinger Publishing, 2003.

Paul James-Griffiths. Creation days and Orthodox Jewish Tradition. AnswersinGenesis.org. March 2004.

Paul Stephenson. "Translations from Byzantine Sources: The Imperial Centuries, c.700–1204: John Skylitzes, "Synopsis Historion": The Year 6508, in the 13th Indiction: the Byzantine dating system". November 2006.

Pavel Kuzenkov. How old is the World? The Byzantine era κατα Ρωμαίους and its rivals. 21st International Congress of Byzantine Studies, London 2006.

Prof. Charles Ellis (University of Bristol). "Russian Calendar (988–1917)". The Literary Encyclopedia. 25 September 2008.

Prof. Dr. Marcus Louis Rautman. "Time." In Daily Life in the Byzantine Empire. Greenwood Publishing Group, 2006. pp. 3–8.

Prof. Dr. Muhammad Shamsaddin Megalommatis. "Gueze – ‘Ethiopian’: the Counterfeit Millennium". September 8, 2007.

Prof. Dr. Roger T. Beckwith (D.D., D.Litt.). Calendar, Chronology, and Worship: Studies in Ancient Judaism and Early Christianity. Brill Academic Publishers, 2005. (Dr Beckwith served for twenty years on the Anglican-Orthodox Commission).

The Orthodox Study Bible. St. Athanasius Academy of Orthodox Theology. Elk Grove, California, 2008.