Unknown author, The Annals of Ulster, entry U549.3, "A great mortality in which these rested: Finnia moccu Telduib, Colam, descendant of Crimthann, Mac Táil of Cell Cuilinn, ..." (Retrieved from [1] on 24 August 2009.)
O'Cleirigh et al. (compilers and authors, at Donegal), O'Donovan (editor and translator, at Dublin), The Annals of the Four Masters, item 898.5, p.556: "Ailill, son of Aongus, abbot of Cill-Cuilinn." (Retrieved from [2] on 24 August 2009.)