Cypr.Unit.eccl.

Cyprian of Carthage. On the Unity of the Church {De unitate ecclesiae}

Cyr.

Cyril of Alexandria

Chr.un.

That Christ Is One {Quod unus sit Christus}

Ep.

Epistles

Cyr.H.Catech

Cyril of Jerusalem. Catechetical Lectures

Cyr.Luc.

Patriarch Cyril Lucaris

Conf.

Eastern Confession of the Christian Faith

Ep.

Epistles

Cyrus.Al.

Cyrus of Alexandria

Cap.

Chapters {Capitula}

Ep.

Epistles

fr.

Fragments

Dial.Papisc.

Dialogue of the Jews Papiscus and Philo with a Certain Monk

Didym.Spir

Didumus of Alexandria. On the Holy Spirit

Dion.Ar.

Pseudo-Dionysius the Areopagite

C.h.

Celestial Hierarchy

D.n.

On the Divine Names

Ep.

Epistles

E.h.

Ecclesiastical Hierarchy

Dion.BarSal.Exp.lit.

Dionysis Bar Salibi. Exposition of the Liturgy

Dion.CP.Tom.syn.

Dionysius of Constantinople. Synodical Tome

Doct.Ad.

The Doctrine of Addai

Doct.Jac.

The Doctrine of Jacob, Recently Baptized

Doct.patr.

The Doctrine of the Fathers on the Incarnation of the Logos {Doctrina patrum de incarnatione Verbi}

Dom.Ben.Ep.Petr.Ant.

Dominicus of Venice. Epistle to Peter of Antioch

Ein.Ann.

Einhard. Annals

Ep.Oliv.

Epistle of Pilgrim Monks on the Mount of Olives to Pope Leo III

Epiph.

Epiphanius of Salamis

fr.

Fragments

Haer.

Against Eighty Heresies

Epiph.M.V.Serg.

Epiphanius the Monk [Epifanij Mnich]. Life of Sergius of Radonez

Episc.CP.Ep.

Bishops of Constantinople. Epistle

Episc.Ger.Graec.

Bishops of Germany. Response at Worms on the Faith of the Holy Trinity, against the Heresy of the Greeks

Episc.Or.Ep.

Bishops of the Orient. Epistle

Eug.IV.Ep.

Pope Eugenius IV. Epistles

Eus.

Eusebius of Caeserea

Ep.Const.Aug.

Epistle to the Empress Constantia

H.e.

Ecclesiastical History

Eus.Bass.Ep.Thds.Al.

Eusebius of Mar Bassi et al. Epistle to Theodosius of Alexandria

Euth.Zig.

Euthymius Zigabenus

Anath.

Fourteen Anathemas against the Bogomils

Bog.

Narrative of the Heresy of the Bogomils

Panop.

Panoply

Ps.

Commentary on the Psalter

Sar.

Disputation on the Faith with a Saracen Philosopher

Evagr.H.e.

Evagrius Cholasticus. Ecclesiastical History

Gel.I.Ep.

Pope Gelasius I. Epistles

Ps.Geo.Arb.Exp.

Pseudo-George of Arbela. Exposition of the Offices of the Church

Geo.Kiev.Lat.

George of Kiev. Against the Latins

Geo.Schol.Sal.

George Scholarius. Conserning the Only Way of the Salvation of Men

Germ.I.Dorm.

Patriarch Germanus I of Constantinople. On the Dormition of the Theotokos

Germ.II.Bog.

Patriarch Germanus II of Constantinople. Homily against the Bogomils

Goth.Deit.

Gottschalk of Arbais. That it is Permissible to Speak of the Deity as Trine

Gr.M.

Gregory the Great

Ep.

Epistles