Ó hUiginn, p. 54. (EN) Ruairí Ó hUiginn, Onomastic Formula in Irish (PDF), in Mícheál Ó Flaithearta (a cura di), Proceedings of the Seventh Symposium of Societas Celtologica Nordica, collana Acta Universitatis Upsaliensis, Uppsala, Uppsala universitet, 28 maggio 2007, ISBN978-91-554-6875-0. URL consultato il 14 agosto 2019.