Christianity
- 19982
- Donatist
- A Wikipedia article on the history of the movement and a list of the Carthaginian bishops involved in it.
- 19983
- Donatists
- An extensive Catholic Encyclopedia article on the schism, with great detail on the people involved and the response of the Church.
- 19984
- Donatus and the Donatist Schism
- An article by Albrecht Vogel in "A Religious Encyclopaedia or Dictionary of Biblical, Historical, Doctrinal, and Practical Theology."
- 19985
- Docetae
- A Catholic Encyclopedia article, showing the history and the relationship with Manichaeanism, the Paulicians and the Bogomils.
- 19987
- Arianism
- A Wikipedia article on the origin, the beliefs and the response of the Church in the Council of Nicaea in 325 AD.
- 19990
- Arianism
- A detailed study by Philip Schaff in the Religious Encyclopaedia or Dictionary of Biblical, Historical, Doctrinal, and Practical Theology.
- 19991
- Arianism and the Cappadocian Fathers
- The history of Arianism and the writings and preaching of Basil, Gregory Nanzianus and Gregory of Nyssa which helped to convert Arians.
- 19992
- History of Arianism
- A short history including Alexandria and Arius, Nicaea and orthodoxy, Ulfilas and his alphabet, and the heresy and the barbarians.
- 19993
- Apollinarianism
- Catholic Encyclopedia entry, defining the theory and listing the doctrinal response of the Church.
- 19995
- Apollinarianism
- An article with information on Apollinaris, his teaching, his theory and the rebuttal of the Church.
- 19996
- Apollinarism
- Wikipedia article on the doctrine and the Church's response by the First Council of Constantinople in 381.