Donegal annual 70 (2018)
County Donegal Historical Society
Ó Canann (Tomás G.): Aspects of the history of Clann tSuibhne.
In Donegal annual 70 (2018), pp. 31–41.
1. Mac Suibhne references in the register of Paisley Abbey; 2. Some Donegal placenames associated with Clann tSuibhne; 3. A stray Mac Suibhne na dTuath pedigree.

Lacey (Brian): The Cenél nEóghain of Inishowen: Aldfrith of Northumbria’s Donegal cousins?
In Donegal annual 70 (2018), pp. 72–82.