Santos Paz JC. Hildegarde de Bingen against Federico Barbarossa ?: On the Genesis of the Pseudoepigraphic Prophecy "Vidi ab aquilone". RM Rivista [Internet]. 2020 Apr. 24 [cited 2025 Apr. 20];21(1):91-125. Available from: https://serena.sharepress.it/index.php/rm/article/view/6672