USPENSKIJ, B. A. A Strange Oath of Ivan III. Studi Slavistici, [S. l.], v. 18, n. 2, p. 23–32, 2022. DOI: 10.36253/Studi_Slavis-10910. Disponível em: https://oaj.fupress.net/index.php/ss/article/view/10910. Acesso em: 4 dec. 2024.