Hefele, _History of the Church Councils_ [translation published by T. &
T. Clark].

Articles in _Dictionary of Christian Biography_ (especially those by
Lightfoot, Reynolds, and Wordsworth), and in Herzog's _Realencyclopädie_
(especially _Mönchtum_ by Weingarten).

Weingarten's _Zeittafeln z. Kirchengeschichte_ (3 Aufl. 1888).

(2.) For special use:--

The whole period is more or less covered by Kaye, _Some Account of the
Nicene Council_, 1853; *Stanley, _Eastern Church_ (best account of the
outside of the council); Broglie, _L'Église et l'Empire romain_;
Gwatkin, _Studies of Arianism_, 1882.

On Constantine, Burckhardt, _Die Zeit Constantins_, 1853; Keim, _Der
Uebertritt Constantins_, 1862; Brieger, _Constantin der Grosse als
Religionspolitiker_, 1880.

On Julian, English account by *Rendall, 1879; German lives by Neander,
1813 [translated 1850]; Mücke, 1867-69, and Rode, 1877. The French books
are mostly bad. For the decline of heathenism generally, Merivale,
_Boyle Lectures_ for 1864-65; Chastel, _Destruction du Paganisme_, 1850;
Lasaulx, _Untergang des Hellenismus_, 1854; Schultze, _Geschichte des
Untergangs des griechisch-römischen Heidentums_, 1887; also Capes,
_University Life in Ancient Athens_, 1877; Sievers, _Leben des
Libanius_, 1868.

Biographies:--Fialon, _Saint Athanase_, 1877 (slight, but suggestive);