Cúpla prionsabal oibre

T.K. Abbott agus E.J. Gwynn Catalogue of the Irish Manuscripts in the Library of Trinity College, Dublin (Baile Átha Cliath: Hodges, Figgis, 1921) lch 90

Thomas Charles-Edwards agus Fergus Kelly Bechbhretha Early Irish Law Series iml. 1 (Baile Átha Cliath: Dublin Institute for Advanced Studies, 1983) lgh 1 agus 13

Mark Williams Fiery Shapes: Celestial portents and astrology in Ireland and Wales 700-1700 (Oxford: Oxford University Press, 2010)