Chandra, Herwindo. “The Operational Grace of the Sacrament of Penance for the Awareness of Sin in the Soul of the Penitent According to Thomas Aquinas”. Gaudium Vestrum: Jurnal Kateketik Pastoral 8, no. 2 (December 4, 2024): 55-66. Accessed April 20, 2025. https://stkpkbi.ac.id/ojs/index.php/jgv/article/view/236.