^ “coirnéal”, in Historical Irish Corpus, 1600–1926, Royal Irish Academy
^ “coirnéal”, in Irish Pronunciation Database, Foras na Gaeilge, 2013–2025
^ de Bhaldraithe, Tomás (1977) Gaeilge Chois Fhairrge: An Deilbhíocht [The Irish of Cois Fharraige: Accidence] (in Irish), 2nd edition, Institiúid Ard-Léinn Bhaile Átha Cliath [Dublin Institute for Advanced Studies], section 24, page 11