| 'The Judge' versus 'The Chief' - Daniel Colahan and the 1920 split within Irish America | Doorley, Michael | Article in Journal | | 2015 |
| Divided Allies: Irish-America responds to the Irish Civil War | Doorley, Michael | Article in Book | Cork University Press | 2024 |
| Irish Catholics and French Creoles : ethnic struggles within the Catholic church in New Orleans, 1835-1920 | Doorley, Michael | Article in Journal | | 2001 |
| Irish-American diaspora nationalism : the friends of Irish freedom 1916-35 | Doorley, Michael | Monograph or Collective Volume | Four Courts | 2005 |
| Judge Cohalan and American involvement in the Easter rising | Doorley, Michael | Article in Book | | 2016 |
| Judge Daniel Colahan : a nationalist crusader against British influence in American life | Doorley, Michael | Article in Journal | | 2015 |
| Justice Daniel Cohalan, 1865-1946 : American patriot and Irish-American nationalism | Doorley, Michael | Monograph or Collective Volume | Cork University Press | 2019 |
| The Friends of Irish Freedom and the Irish revolution | Doorley, Michael | Article in Book | | 2017 |
| The Friends of Irish Freedom: a case-study in Irish-American nationalism, 1916-21 | Doorley, Michael | Article in Journal | | 2008 |