Nicene and Post-Nicene Fathers, Ser. II, Vol. XII: The Letters and Sermons of Leo the Great.: To Julian, Bishop of Cos.
Letter CXXXI.
To Julian, Bishop of Cos.
(Telling him he has received Proterius letter, and asking for (1) a new Greek translation of the Tome; (2) a report on the Easter difficulty of the next year (455)).