Siallagan, Angel. “United in the Death and Resurrection of Christ: A Christocentric Eschatological Study of the Sacrament of Baptism According to the HKBP Confessions of 1951 and 1996”. Gorga: Journal of Constructive Theology 2, no. 1 (August 30, 2025): 34–50. Accessed August 24, 2026. https://jurnal.stt-hkbp.ac.id/index.php/JCT/article/view/114.