Catholic Encyclopedia: Gabriel Biel - Lengthy article on the last of the Scholastics. Biel, the first professor of theology at Tübingen, was a nominalist. He died in 1495. www.newadvent.org/cathen/02559a.htm
The Theology of Martin Luther: Gabriel Biel - Bullet list of notes on Biel's life, and on his theology of justification. www.victorshepherd.on.ca/Course/Winter%20Luther/the_theology_of_martin_luther5.htm
