Conference, 1978, R. Allen Brown, ed., Boydell & Brewer, 1979, 144–167. Yorke, Barbara. Bishop Æthelwold. His Career and Influence. Woodbridge, 1988. Keynes
死亡后,他接替他的父亲成为肯特国王,得到了原来王国的东部地区。当860年埃塞尔博尔德无嗣而终时,西撒克逊人的王族就拥立埃塞尔伯特为王。 Yorke, Barbara. Kings and Kingdoms in Early Anglo-Saxon England. (London: Seaby, 1990
Europe. Westport, CT: Praeger Publishers. 2003: 92. ISBN 0275974170. BarbaraYorke: Kings and Kingdoms of early Anglo-Saxon England. Routledge, London-New