Catholic Encyclopedia - St. Eustochium Julia, daughter of St. Paula. Monastic, spoke Latin and Greek, read Hebrew, the recipient of a famous letter from St. Jerome. She died in 419 or 420. www.newadvent.org/cathen/05629a.htm
For All the Saints - Biographical essay on St. Eustochium. users.erols.com/saintpat/ss/0928.htm
The Ecole Glossary - Short biography of St. Eustochium, by Karen Rae Keck. cedar.evansville.edu/~ecoleweb/glossary/eustochium.html