Leahy, Thomas ORCID: 0000-0003-2046-3339 and Erdocia, Iker ORCID: 0000-0003-2459-1346 (2026) The politics of abstentionism: Comparing Sinn Féin’s Westminster abstentionism to the Basque Nationalist Left’s engagement with the Spanish Parliament, 1979–2025. The British Journal Of Politics And International Relations . ISSN 1467-856X

Williams, Eleanor Leah and Leahy, Thomas (2022) The "Unforgivable"?: Irish Republican Army [IRA] informers and dealing with Northern Ireland conflict legacy, 1969-2021. Intelligence and National Security, 38 (3). pp. 470-49. ISSN 1743-9019