ZDZIECH, K. Ideological foundations of ecclesiastical authority and secular authority in the thought of Gregory VII - analysis of selected excerpts from the papal register. Journal of Humanities and Social Sciences, [S. l.], v. 30, n. 1, p. 5–21, 2024. DOI: 10.15584/johass.2024.1.1. Disponível em: https://journals.ur.edu.pl/jhss/article/view/9267. Acesso em: 18 may. 2024.