https://archive.org/details/SacrisErudiriAJournalOfLateAntiqueAndMedievalChristianity/Sacris%20Erudiri%20-%20Volume%2015%20-%201964/
Sacris Erudiri A Journal of Late Antique and Medieval Christianity : Free Download, Borrow, and...
Sacris ErudiriA Journal of Late Antique and Medieval Christianity