Kopaczyk, Joanna, Matylda Włodarczyk, and Elżbieta Adamczyk. “Medieval Multilingualism in Poland: Creating a Corpus of Greater Poland Court Oaths (Rotha)”. Studia Anglica Posnaniensia 51, no. 3 (December 30, 2016): 9–35. Accessed January 5, 2025. https://pressto.amu.edu.pl/index.php/stap/article/view/stap-2016-0012.