New Advent
Catholic Encyclopedia: The Blessed Trinity
This encyclopedia site from The New Advent takes a detailed look at the Trinity according to the Catholic Church. It also covers the Catholic Dogma on the Trinity. Please note that ?The Catholic Encyclopedia? is a historic reference...
Internet Infidels
Secular Web: William Lane Craig's Holy Spirit Epistemology
A criticism of the work of William Lane Craig, an American theologian and defender of Christian religious beliefs and experience.