Catholic Information Network: St. Ambrose - Short biography. Catholic Encyclopedia: St. Ambrose - Article on the life and teachings of this Bishop of Milan, and Doctor of the Church, who died in 397. St Ambrose, Bishop Confessor, Doctor of the Church - Lengthy biography. From Alban Butler's Lives of the Saints. Ambrose of Milan, Bishop and Doctor - Brief biography, with some asides on Arianism, and prayer in traditional and contemporary language. Prologomena to St. Ambrose - From the Nicene and Post-Nicene Fathers of the Christian Church, second series, vol. 10. Introduction to the life and writings of St. Ambrose, with a timeline. For All the Saints: Ambrose of Milan - Long biographical essay. St. Ambrose, Bishop of Milan - Short biography. CatholicSaints.Info: Ambrose of Milan - Illustrated profile.