Heindel, Alexander. “Apostolicity – The Question of Continuity and Authority”. ARUMBAE: Jurnal Ilmiah Teologi dan Studi Agama 3, no. 1 (September 1, 2021): 1–11. Accessed April 4, 2026. https://ojs.ukim.ac.id/index.php/arumbae/article/view/533.