On the Historical Development of the Liturgy
Anton Baumstark
Clemens Blume and Guido Maria Dreves, AHMA 50 (Leipzig: O. R. Reisland,
1907 [repr., Frankfurt am Main: Minerva, 1961]), 3–8 [ET of three genuine hymns
in The Hymns of Saint Hilary ofPoitiers in the Codex Aretinus, trans. and ed.