| "The Last of the Mohicans?" The IRA’s "Operation Harvest" in an International Context | Rekawek, Kacper | Article in Book | Routledge | 2017 |
| "Us" and "Them": Ulster Loyalist perspectives on the IRA and Irish Republicanism | McAuley, James W. ; Ferguson, Neil | Article in Book | Routledge | 2017 |
| 100 years of Irish Republican violence | Morrison, John F. ; Gill, Paul | Article in Journal | | 2016 |
| 100 Years of Irish Republican Violence: 1916-2016 | | Monograph or Collective Volume | Routledge | 2017 |
| Counterterrorism killings and Provisional IRA bombings, 1970-1998 | Gill, Paul ; Piazza, James A. ; Horgan, John | Article in Journal | | 2016 |
| Counterterrorism killings and Provisional IRA bombings, 1970-1998 | Gill, PaulHorgan, JohnPiazza, James A. | Article in Book | | 2017 |
| Ferocious Times: The IRA, the RIC, and Britain’s failure in 1919-1921 | Silke, Andrew | Article in Book | Routledge | 2017 |
| Introduction: 100 Years of Irish Republican Violence. 1916-2006 | Gill, PaulMorrison, John F. | Article in Book | | 2017 |
| Tactical innovation and the Provisional Irish Republican Army | Gill, Paul | Article in Journal | | 2017 |
| The rational foraging terrorist : analysing the distances travelled to commit terrorist violence | Gill, Paul ; Horgan, John ; Corner, Emily | Article in Journal | | 2019 |
| Who were the volunteers? the shifting sociological and operational profile of 1240 Provisional Irish Republican Army members | Gill, Paul ; Horgan, John | Article in Journal | | 2013 |
| Who were the volunteers? the shifting sociological and operational profile of 1240 Provisional Irish Republican Army members | Gill, Paul ; Horgan, John | Article in Journal | | 2013 |