► Abbreviation in general use, chiefly Ecclesiastical
Martyr, Martyres ("Martyr", "Martyrs" — Breviary)
The Catholic Encyclopedia, Volume VIII. — New York: Robert Appleton Company. Nihil Obstat. 1910.
Catholic encyclopedia.
The Catholic Encyclopedia, Volume VIII. — New York: Robert Appleton Company. Nihil Obstat. 1910.
Catholic encyclopedia.