Theotokos (English Wikipedia)

J.F. Bethune-Baker, Nestorius and His Teachings: A Fresh Examination of the Evidence (1998), p. 58
J.F. Bethune-Baker, Nestorius and His Teachings: A Fresh Examination of the Evidence (1998), p. 58 ("who gave birth to one who was God", "whose child was God"). Pelikan, Jaroslav (1998). Mary Through the Centuries. Yale University Press. p. 55. ISBN 978-0-300-07661-5.
On Martyrs: Speech on Simeon, Anne, at the day of the Presentation, and the Holy Theotokos. Saint Methodius of Patara (1865). Jahnius, Albert (ed.). S. Methodii Opera Et S. Methodius Platonizans (in Greek and Latin). Vol. Pars I. Halis Saxonum, C.E.M. Pfeffer. pp. 109, 110. (... [80] περιφανῶς ἡ ἱερὰ θεομήτωρ ἐξετέλει ... [109] ἐκφαντικώτατά σε τὴν θεοτόκον προσημαίνουσαν ...)
Pyrros, Dionysios (1852). Panthektē: hiera ekklēsiastikē periechousa to Pentēkostarion (in Greek). Vol. 2. p. 904. (... πῶς δῆ ἡ μητρόθεος ...)
Basely, Joel R. (2005). Festival Sermons of Martin Luther. Dearborn, Michigan: Mark V Publiscations. p. 167. ISBN 0-9652403-1-2.
Calvin, John (February 1, 2007). Letters of John Calvin. Wipf and Stock Publishers. ISBN 9781556352461 – via Google Books.

catholic.com

Mary: Mother of God, Nihil obstat by Bernadeane Carr, STL; Imprimatur by Robert H. Brom, Bishop of San Diego, Catholic Answers, August 10, 2004, archived from the original on December 13, 2016{{citation}}: CS1 maint: others (link)

Father William Saunders (December 22, 1994), Mary, Mother of God, The Arlington Catholic Herald (retrieved from EWTN)

"The Ecumenical Councils and Authority in and of the Church" (PDF), 7th Plenary in Sandbjerg, Denmark, The Lutheran World Federation, 10 July 1993, archived (PDF) from the original on 2022-10-09

"The Oldest Hymn To the Theotokos". johnsanidopoulos.com. Retrieved 25 July 2022.

Addai and Mari, Liturgy of. Cross, F. L., ed. The Oxford Dictionary of the Christian Church. Oxford University Press. 2005. "Book for people in English". Kaldu.org. Archived from the original on 2013-11-06. Retrieved 2013-11-03.

"The Ecumenical Councils and Authority in and of the Church" (PDF), 7th Plenary in Sandbjerg, Denmark, The Lutheran World Federation, 10 July 1993, archived (PDF) from the original on 2022-10-09

John Witvliet, "The Anaphora of St. James" in ed. F. Bradshaw Essays on Early Eastern Eucharistic Prayers, 1997. "CHURCH FATHERS: Divine Liturgy of St. James". Newadvent.org. Retrieved 2013-11-03.

de Villiers, Henri (2011-02-03). "The Sub Tuum Praesidium". New Liturgical Movement. Retrieved 2012-10-04..

G. Vannucci, Marianum, 1941 (3), pp. 97-101, "La piu antica preghiera alla Madre de Dio". P. Ryl. Gr. 3 470 (Roberts, Colin Henderson) = Le Muséon 52 (1939), p. 229-233 (Mercenier, P. F. ) = Zeitschrift für katholische Theologie 74 (1952), p. 76-82 (Stegmüller, Otto). "Date: AD 450 - 799".

Ph. Schaff, H Wace Nicene and Ante-Nicene Fathers, II.XIV ("Excursus on the Word Θεοτόκος")
Addai and Mari, Liturgy of. Cross, F. L., ed. The Oxford Dictionary of the Christian Church. Oxford University Press. 2005. "Book for people in English". Kaldu.org. Archived from the original on 2013-11-06. Retrieved 2013-11-03.
Ph. Schaff, H Wace (eds.), Early Church Fathers, Nicene and Ante-Nicene Fathers, Ser. II, Vol. XIV, "Excursus on the Word Θεοτόκος"
Mary: Mother of God, Nihil obstat by Bernadeane Carr, STL; Imprimatur by Robert H. Brom, Bishop of San Diego, Catholic Answers, August 10, 2004, archived from the original on December 13, 2016{{citation}}: CS1 maint: others (link)
"The rejection of the term Theotokos by Nestorius Constantinople and the refutation of his teaching by Cyril of Alexandria". Egolpion.com. 2012-06-24. Archived from the original on 2012-10-08. Retrieved 2012-10-04.