Gellilyfdy
| Author(s) | Title | Reference | |
|---|---|---|---|
| B.F. ROBERTS | Historia Gruffud vab Kenan, by D. Simon Evans | 49/1, p. 124 | |
| D. Simon Evans | Trioedd Ynys Prydein—The Welsh Triads, by Rachel Bromwich | 31/2, p. 141 |
| Author(s) | Title | Reference | |
|---|---|---|---|
| B.F. ROBERTS | Historia Gruffud vab Kenan, by D. Simon Evans | 49/1, p. 124 | |
| D. Simon Evans | Trioedd Ynys Prydein—The Welsh Triads, by Rachel Bromwich | 31/2, p. 141 |