“Ultramontanism And Catholic Modernism: An Analysis of Political-Ecclesiastic Controversy in Germany of the 19th Century”. Global Journal of Human-Social Science 20, no. D2 (March 15, 2020): 1–16. Accessed March 14, 2026. https://www.socialscienceresearch.org/index.php/GJHSS/article/view/3211.