Homily on St. Ignatius - By John Chrysostom. From the Nicene and Post-Nicene Fathers of the Christian Church, first series, vol. 9. - http://www.ccel.org/ccel/schaff/npnf109.vii.i.html
The Martyrdom of Ignatius - An ancient account of St. Ignatius of Antioch's glorious martyrdom. From The Ante-Nicene Fathers, vol. 1 (American edition). - http://www.ccel.org/ccel/schaff/anf01.v.xxv.html
Ignatius - Article on the bishop, writer, and martyr. Includes an exploration of the problem of the different recensions of his works. In the 1911 Encyclopædia Britannica. - http://www.1911encyclopedia.org/Ignatius
For All the Saints: Ignatius of Antioch - Biographical essay, estimates that his martyrdom took place in about the year 107. - http://www.saintpatrickdc.org/ss/1017.htm#igna
Ignatius of Antioch, Saint - Short biographical entry in the Columbia Encyclopedia. - http://www.bartleby.com/65/ig/IgnatiusA.html
Ignatius of Antioch, Bishop and Martyr - Biographical profile. With prayer in traditional and contemporary language. - http://elvis.rowan.edu/~kilroy/JEK/10/17.html