4009.
Emania: bulletin of the Navan Research Group 9 (1991): Focus on the origin of the Irish.
Navan Research Group
4047.
Waddell (John): The question of the Celticization of Ireland.
In Emania 9 (1991), pp. 5–16.

4048.
Koch (John T.): Ériu, Alba and Letha: when was a language ancestral to Gaelic first spoken in Ireland?
In Emania 9 (1991), pp. 17–27.

4049.
Mallory (J. P.): Two perspectives on the problem of Irish origins.
In Emania 9 (1991), pp. 53–58.