Morris-Jones 1918:209–222, Taliesin's Marwnad Rhun (Elegy of Rhun). Morris-Jones, John (1918), "Taliesin", in Evans, E. Vincent (ed.), Y Cymmrodor, vol. XXVIII, London: Honourable Society of Cymmrodorion
Morris-Jones 1918:76, In his comprehensive discussion of Taliesin, where he also discusses certain references to the Book of Aneirin, for example. Morris-Jones, John (1918), "Taliesin", in Evans, E. Vincent (ed.), Y Cymmrodor, vol. XXVIII, London: Honourable Society of Cymmrodorion
Skene 1868a:380–381, 382, 397, 398, 402, 426, 430, Four Ancient Books of Wales Vol. I (in English, said to be an imperfect translation). Skene, William Forbes (1868a), The Four Ancient Books of Wales, vol. I, Edinburgh: Edmonston and Douglas (published 1868)
Skene 1868b:384, Four Ancient Books of Wales Vol. II, Notes on Stanza LXV. Skene adds that the name also seems to be preserved in the Irongath hills nearby. Skene, William Forbes (1868b), The Four Ancient Books of Wales, vol. II, Edinburgh: Edmonston and Douglas (published 1868)
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Ptolemy 150, Geographia 2.2, Albion Island of Britannia. Ptolemy (150), Thayer, Bill (ed.), Geographia, LacusCurtius website at the University of Chicago (published 2008), Book 2, Chapter 2: Albion island of Britannia, retrieved 26 April 2008