Keating, G., O'Mahony, J., & Griffin, S. (1983). The history of Ireland, from the earliest period to the English invasion: With a map showing the location of the ancient clans, and a topographical appendix = Foras feasa ar Eirinn do réir an athar seathrun ceiting, ollamh ré diadhachta. Irish Genealogical Foundation.

Keating, Geoffrey, et al. The History of Ireland, from the Earliest Period to the English Invasion: With a Map Showing the Location of the Ancient Clans, and a Topographical Appendix = Foras Feasa Ar Eirinn Do Réir an Athar Seathrun Ceiting, Ollamh Ré Diadhachta. Irish Genealogical Foundation, 1983.