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(Woodbridge, 2006). Broun, Dauvit, The Charters of Gaelic Scotland and Ireland in the Early and Central Middle Ages, Quiggin Pamphlet no.2., (Cambridge

Somerset: the early Medieval Archaeology. Cardiff: University of Wales Press Collins, Rob & Gerrard, James (eds.) (2004) Debating Late Antiquity in Britain

ISBN 978-0-521-63351-2 （英语）.  Holladay, Joan A. Visualizing Ancestry in the High and Late Middle Ages. Cambridge University Press. 17 January 2019: 121. ISBN 978-1-108-47018-6

banner of Dewi"). Although there were occasional Welsh uprisings in the Middle Ages, the country was briefly united by various Welsh princes before its

Charles, Castles in Medieval Society: Fortresses in England, France, and Ireland in the Central Middle Ages, Oxford: Oxford University Press, 2003, ISBN 0-19-927363-4