SANTOS, Mark Joseph. Paniping Pagsusuri sa Pananaliksik ng Teolohiyang Pilipino: Kapantasan ni Karl Gaspar bilang kasong Pag-aaral. National Conference on Catechesis and Religious Education Conference Proceedings, [S. l.], v. 12, p. 69, 2024. Disponível em: https://hitik-journal.reapph.org/NCCRE/article/view/39. Acesso em: 21 oct. 2025.