Dionysius the Areopagite
- Lengthy article on Pseudo-Dionysius and his theology. By N. Bonwetsch, in the New Schaff-Herzog Encyclopedia of Religious Knowledge. Includes bibliography. Requires capability to view PNG files.
- http://www.ccel.org/ccel/schaff/encyc03/Page_438.html

Dictionary of Christian Biography: Dionysius Pseudo-Areopagita
- Article with extensive bibliography.
- http://www.ccel.org/ccel/wace/biodict.v.iv.xxi.html

Pseudo-Dionysius in the Twelfth Century Latin West
- How the Neoplatonic system of the Pseudo-Dionysius was influential in medieval theology and spirituality.
- http://www.the-orb.net/encyclop/culture/philos/coulter.html

Dionysius the Pseudo-Areopagite
- Article on the identity of the mysterious Pseudo-Areopagite, his writings, and their influence. From the Catholic Encyclopedia.
- http://www.newadvent.org/cathen/05013a.htm