Catholic Encyclopedia: Gregory the Illuminator - - Patron saint of Armenia. Husband and father, bishop, d. possibly in 337. http://www.newadvent.org/cathen/07023a.htm
Encyclopædia Britannica: Gregory the Illuminator - - In-depth article on the traditional founder of the Armenian church, and his legend. In the 11th edition (1911). http://encyclopedia.jrank.org/GRA_GUI/GREGORY_THE_ILLUMINATOR.html
Gregory the Illuminator, Apostle to Armenia - - Brief biography. With prayer in traditional and contemporary language. http://elvis.rowan.edu/~kilroy/JEK/03/23.html
Patron Saints Index: Gregory the Illuminator - - Profile, with links. http://saints.sqpn.com/saintg35.htm
St. Gregory the Enlightener - - Short biography. http://www.catholic.org/saints/saint.php?saint_id=122
