1. (2024). Free Will | Internet Encyclopedia of Philosophy. https://www.iep.utm.edu/freewill/
2. (2024). Will People Still Have Free Will in Heaven? CompellingTruth.org. https://www.compellingtruth.org/free-will-in-heaven.html
3. Augustine of Hippo (1950). The City of God (Translated by Marcus Dods, introduction by Thomas Merton). Modern Library.