Facsimile of Lebor Brec, Dublin, 1876.
Facsimile of Book of Leinster, Dublin, 1880.
Facsimile of Leabhar na h-Uidhre, Dublin, 1870.
Facsimile of Book of Ballymote, Dublin, 1887.
Gwynn, John. Book of Armagh, edited by, Dublin, 1913.
Haddan and Stubbs, Councils and Ecclesiastical Documents relating to Great Britain and Ireland, 3 vols. Oxford, 1869.
Jonas, Vita Sancti Columbani, Migne P. L. 87, col. 1011 seq.
Liber Hymnorum, ed. by Robert Atkinson and J. H. Bernard. 2 vols. London, 1898.
Marianus Scottus, Chronicle in Migne, P. L. tom. 147, pp. 602–795.