Sifridi presbyteri de Balnhusin Historia universalis sive cronica – UER MS 410 in linea
http://www.nbn-resolving.de/urn:nbn:de:bvb:29-bv041659684-3 Codicis descriptio: http://www.mgh.de/dmgh/resolving/MGH_SS_25_S._680 De fonte saec. XIVin. tractat http://www.geschichtsquellen.de/repOpus_04262.html