1. Create a Passage Guide with nothing but a Systematic Theologies section
2. Run the Guide on Gen-Rev
3. Expand the theologians section
4. Expand Modern Catholic
Note the resource is a collection of excerpts from 1st-5th century (not exactly modern)
Berington, Joseph, and John Kirk. The Faith of Catholics: Confirmed by Scripture and Attested by the Fathers of the First Five Centuries of the Church. Edited by James Waterworth and Thomas J. Capel. Second Edition. Vol. I–III. New York; Cincinnati: Fr. Pustet & Co., 1885.

Seems a bit misplaced to me ...