URL: https://www.icr.org/article/gish-max-amarillo-debate

URL: https://www.gotquestions.org/not-of-this-world.html

URL: https://www.equip.org/article/the-astonishing-hypothesis-a-book-review-of-the-soul-fallacy-what-science-shows-we-gain-from-letting-go-of-our-soul-beliefs-by-julien-musolino/

URL: https://www.equip.org/article/spiritual-travelogue-spiritual-autobiography-a-book-review-of-witches-of-america-by-alex-mar/

URL: https://www.equip.org/article/jean-paul-sartre-and-the-resurgence-of-existentialism/