Urien Rheged
| Author(s) | Title | Reference | |
|---|---|---|---|
| Rachel Bromwich | Ymddiddan Myrddin a Thaliesin, by A. O. H. Jarman | 23/2, p. 112 | |
| Rachel Bromwich | 'Datblygiadau Cynnar Chwedl Arthur'. Bulletin of the Board of Celtic Studies, vol. XVII, by Thomas Jones | 28/2, p. 115 |