Contributions to journals
Seán Ó Coileáin, “A thematic study of the tale Pwyll Pendeuic Dyuet”, in: C. W. Sullivan III (ed.), The Mabinogi: a book of essays (1996): 145–151.
Ó Coileáin, Seán, “The saint and the king”, in: de Brún, Pádraig, Seán Ó Coileáin, and Pádraig Ó Riain (eds.), Folia Gadelica: essays presented by former students to R. A. Breatnach on the occasion of his retirement from the professorship of Irish language and literature at University College, Cork, Cork: Cork University Press, 1983. 36–46.