TY - JOUR T1 - The Christology of Aphrahat, the Persian Sage: An Excursus on the 17th Demonstration JF - Vigiliae Christianae Y1 - 1992 A1 - William L. Petersen KW - Aphrahat VL - 46 UR - http://www.jstor.org/stable/1584228 CP - 3 ER -