Simon Keynes and Michael Lapidge: Alfred the Great, Asser's Life of King Alfred and other contemporary sources: Introduction, p.48-49. Penguin Books Ltd., Middlesex, England.
Simon Keynes and Michael Lapidge: Alfred the Great, Asser's Life of King Alfred and other contemporary sources: Introduction, p.48-53. Penguin Books Ltd., Middlesex, England;Michael Lapidge, John Blair, Simon Keynes, and Donald Scragg: Asser, in The Blackwell encyclopedia of Anglo-Saxon England, p.48-49. Blackwell Publishers Ltd., Malden, Mass, England;《不列颠百科全书·“阿塞尔”条》,中国大百科全书出版社,561页。
《盎格鲁-撒克逊编年史》,北京商务印书馆,99页;Simon Keynes and Michael Lapidge: Alfred the Great, Asser's Life of King Alfred and other contemporary sources: Introduction, p.48-53. Penguin Books Ltd., Middlesex, England.
Michael Lapidge, John Blair, Simon Keynes, and Donald Scragg: Asser, in The Blackwell encyclopedia of Anglo-Saxon England, p.49. Blackwell Publishers Ltd., Malden, Mass, England.
Simon Keynes and Michael Lapidge: Alfred the Great, Asser's Life of King Alfred and other contemporary sources: Introduction, p.48. Penguin Books Ltd., Middlesex, England.