Pałęcki, Waldemar. “The Mystery of the Nativity According to ‘Liber De Divinis Officiis’ by Rupert of Deutz OSB”.
Verbum Vitae
40, no. 2 (June 10, 2022): 535–550. Accessed April 3, 2025. https://czasopisma.kul.pl/index.php/vv/article/view/13722.