Note 79 — Chapter II · INTERCOURSE BETWEEN THE GAILL AND THE GAEDHIL DURING THE VIKING PERIOD.
Reading edition
Annals of the Four Masters, A.D. 931; Annals of Ulster, A.D. 960, 1036, 1042, etc. See also Whitley Stokes: On the Gaelic Names in the Landnámabók (Revue Celtique, III., pp. 186-191).