| Bella Martin | Cullen, SeamusGeissel, Hermann | Article in Book | | 1998 |
| Combating terrorism : supergrass trials in Northern Ireland | Bonner, David | Article in Journal | | 1988 |
| Courting public opinion : handling informers in the 1790s | Wright, Julia M. | Article in Journal | | 1998 |
| Cultivating the supergrass - recent developments in law and order in Northern Ireland | Mollan, Kenneth | Article in Journal | | 1984 |
| Dead ground : infiltrating the IRA | Gilmour, Raymond | Monograph or Collective Volume | Little & Brown | 1998 |
| Fifty dead men walking | McGartland, Martin | Monograph or Collective Volume | Blake | 1997 |
| From Drumconrath to Van Diemen's Land: John Donnellan Balfe (1816-80) [Part 1] | Cusack, Danny | Article in Journal | | 2024 |
| Informers, agents, the IRA and British counter-insurgency strategy during the Northern Ireland Troubles, 1969 to 1998 | Leahy, Thomas Daniel Melchizadek | Thesis | | |
| Informers, informants & information : the secret history of the 1790s | Bartlett, Thomas | Article in Journal | | 1998 |
| Informers, informants and information : the secret history of the 1790s reconsidered | Bartlett, Thomas | Article in Book | | 2003 |
| John Donellan Balfe and 1848 : a note on a confederate informer | Koseki, Takashi | Article in Journal | | 1998 |
| Kilmacud Manor, W.J. Fitzpatrick and the sham squire | Sobolewski, Peter | Article in Journal | | 2021 |
| Leonard MacNally - the most disreputable barrister to have ever practiced at the Irish bar? | O'Connor, Eoin | Article in Journal | | 2015 |
| Samuel Turner's information on the United Irishmen, 1797-8 | | Article in Journal | | 2011 |
| Supergrass : a study in anti-terrorist law enforcement in Northern Ireland | Greer, Stephen | Monograph or Collective Volume | Oxford University Press | 1995 |
| The death of the informer James Carey : a Fenian revenge killing? | McCracken, J. L. | Article in Book | | 1996 |
| The informer | O'Callaghan, Seán | Monograph or Collective Volume | Bantam | 1998 |
| The informers : a chilling account of the supergrasses in Northern Ireland | Boyd, Andrew, 1921- | Monograph or Collective Volume | Mercier Press | 1984 |
| The IRA and the shadow of the informer : punishment, governance, and dealing with the past | Dudai, Ron | Thesis | | |
| The life of Thomas Reynolds. 2 vols. | Reynolds, Thomas | Monograph or Collective Volume | | 1839 |
| The penal laws in North Kerry, 1677-1685 | Howard, Leonard | Article in Journal | | 1971 |
| The secret service vote and Ireland, 1868-1922 | O'Halpin, Eunan | Article in Journal | | 1983 |
| The supergrass system in Northern Ireland | Greer, S. G. | Article in Book | | 1987 |
| The ‘unforgivable’? : Irish Republican Army (IRA) informers and dealing with Northern Ireland conflict legacy, 1969-2021 | Leah Williams, Eleanor ; Leahy, Thomas | Article in Journal | | 2023 |
| Thirty pieces of silver : informers of twentieth-century Ireland | Duffy, Angela | Thesis | | |