- An article from the Catholic Encyclopedia ...www.newadvent.org/cathen/01334a.htm
- An article from the Catholic Encyclopedia ...www.newadvent.org/cathen/15611b.htm
- An article from the Catholic Encyclopedia ...www.newadvent.org/cathen/09011c.htm
- An article from the Catholic Encyclopedia ...www.newadvent.org/cathen/09278a.htm
- An article from the Catholic Encyclopedia ...www.newadvent.org/cathen/09185a.htm
- An article from the Catholic Encyclopedia ...www.newadvent.org/cathen/09367a.htm
