Adrian Fortescue. The Lesser Eastern Churches, pp. 22. Published by Catholic Truth Society, 1913. Original from the University of Michigan.[2][mrtav link]
jaas.org
Alexander Roberts & James Donaldson Eds. The Writings of the Fathers Down to AD 325: Ante-Nicene Fathers vol. 8 (Peabody, Massachusetts: Hendrickson Publishers,
1994), 657-672. [1]Arhivirano 2008-02-27 na Wayback Machine-u
jstor.org
links.jstor.org
The Ancient Name of Edessa, Amir Harrak, Journal of Near Eastern Studies, Vol. 51, No. 3 (Jul., 1992), pp. 209-214 [3]
web.archive.org
Alexander Roberts & James Donaldson Eds. The Writings of the Fathers Down to AD 325: Ante-Nicene Fathers vol. 8 (Peabody, Massachusetts: Hendrickson Publishers,
1994), 657-672. [1]Arhivirano 2008-02-27 na Wayback Machine-u