| "Ever Reliable Friends"? : The Conservative Party and Ulster Unionism in the Twentieth Century | Smith, Jeremy | Article in Journal | | 2006 |
| Introduction : Northern Ireland in British politics | Catterall, PeterMcDougall, Sean | Article in Book | | 1996 |
| The geopolitics of Anglo-Irish relations in the twentieth century | Sloan, Geoffrey R. | Monograph or Collective Volume | Leicester University Press | 1997 |
| The Irish connection | Boyce, D. G. (David George) | Article in Book | | 1989 |
| The place of Ulster : alternative Loyalist identities | Graham, B. J. (Brian J.) | Article in Book | | 2004 |