LEEGAARD KNUDSEN, Anders. Schleswig-Holsteinische Regesten und Urkunden. Band 14: Urkundenbuch des Bistum Lübeck. Band 3: 1439-1509. Bearb. von W. Pran. Historisk Tidsskrift, [S. l.], v. 16, p. 245, 1996. DOI: 10.7146/ht.v16i0.53760. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/53760. Acesso em: 5 dec. 2025.