PÓSÁN, László. The Kulmian letters patent of the Teutonic Order of 1233. Acta Classica Universitatis Scientiarum Debreceniensis, [S. l.], v. 46, p. 205–232, 2020. Disponível em: https://ojs.lib.unideb.hu/classica/article/view/8054. Acesso em: 22 nov. 2024.