McKenna (Lambert) (ed.): Ar ghuth éinfhir anaid Bréifnigh. By Mathghamhain Ó hUiginn.

In Studies 34, 1945, pp. 204–10. (Some Irish bardic poems, no. 74)
Republ. in {5499} [Magauran], (no. 32), pp. 278–89, 394–8.

From BMag.; with Engl. transl. To Niall Mág Shamhradháin (†1362).