Smith, Peter James (2011) A Dhísirt Uí Thuaithchill, mo Chruadh-Chréachtsa: An Early Eighteenth-Century Poem from Derry. Studia Hibernica, 37 . pp. 133-162. [Journal article]

Smith, P. J. (2009) Songs from the Sperrins: Traditional Singing from Mid and North Tyrone. A Selection of Field-Recordings by Peter Smith and Francis Clarke. [Device or product]

Smith, P. J. (2008) Three Middle-Irish Historical Poems Ascribed to Gilla Cóemáin: A Critical Edition of the Work of an Eleventh-Century Irish Scholar. [Scholarly edition]

Smith, P.J. (2008) 'A Mháirín Óg Ní Cheallaigh': A Tyrone Song of Connacht Provenance. Dúiche Néill: Journal of the O Neill Country Historical Society, 17 . pp. 216-229. [Journal article]

Smith, P. J. (2004) Airbertach mac Cosse Dobráin (d. 1016). In: Oxford Dictionary of National Biography: In Association with the British Academy from the Earliest Times to the Year 2000. Oxford University Press, pp. 511-512. ISBN 0-19-861351-2 [Book section]

Smith, Peter James (2004) Flann mac Lonáin (d. 891x918). In: Oxford Dictionary of National Biography: In Association with the British Academy from the Earliest Times to the Year 2000. OUP, pp. 996-997. ISBN 0-19-861411-X [Book section]

Smith, Peter James (2004) Muirchertach [pseud. Mac Líacc] (d. 1014/1016). In: Oxford Dictionary of National Biography: In Association with the British Academy from the Earliest Times to the Year 2000. OUP, p. 681. ISBN 0-19-861389-x [Book section]

Smith, Peter James (2004) Gilla Cóemáin (fl. 1072). In: Oxford Dictionary of National Biography: In Association with the British Academy from the Earliest Times to the Year 2000. (Eds: Matthew, H. C. G. and Harrison, Brian), Oxford University Press, p. 253. ISBN 0-19-861372-5 [Book section]

Smith, Peter James (2002) Early Irish Historical Verse: The Evolution of a Genre. In: Ireland and Europe in the Early Middle Ages: Text and Transmission. (Eds: Ní Chatháin, Proinséas and Richter, Michael), Four Courts Press, pp. 326-341. ISBN 1-85182-631-9 [Book section]

Smith, P. J. (2001) ‘Mide maigen clainne Cuind: A Medieval Poem on the Kings of Mide’,. Peritia: Journal of the Medieval Academy of Ireland, 15 . 108 -144. [Journal article]

Smith, P. J. (1995) Oidhreacht Oirghiall: A Bibliography of Irish Literature and Philology Relating to the South East Ulster - North Leinster Region. ULTACH Trust. ISBN ISBN 0 9516466 1 3 [Book (authored)]

Smith, Peter James (1994) Aimirgein Glúngel tuir tend: A Middle-Irish Poem on the Authors and Laws of Ireland. Peritia: Journal of the Medieval Academy of Ireland , 8 . pp. 120-150. [Journal article]

Smith, Peter James (1989) Cloch ar a gCarn: Macallaí Ghaeltacht na Speiríní (‘A Stone on their Cairn: Echoes of the Gaeltacht of the Sperrins’). Comhar , 48 (1). pp. 30-34. [Journal article]