| An Englishman in Rome, 1330-1334 | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 2009 |
| David MacCarwell and the proposal to purchase English law, c.1273-c.1280 | Phillips, J.R.S. (John Roland Seymour) | Article in Journal | | 1996 |
| Documents on the early stages of the Bruce invasion of Ireland, 1315-1316 | Phillips, J.R.S. (John Roland Seymour) | Article in Journal | | 1979 |
| Edward II | Phillips, J.R.S. (John Roland Seymour) | Monograph or Collective Volume | Yale University | 2010 |
| Edward II and Ireland (in fact and in fiction) | Phillips, J.R.S. (John Roland Seymour) | Article in Journal | | 2002 |
| Plantagenet Ireland, England, and Castile : from Burgos (1254) to Batalha (1385) | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 2008 |
| The Anglo-Norman nobility | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 1984 |
| The Irish remonstrance of 1317 : an international perspective | Phillips, J.R.S. (John Roland Seymour) | Article in Journal | | 1990 |
| The Irish remonstrance of 1317 : an international perspective | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 2009 |
| The medieval background | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 1994 |
| The mission of John de Hothum to Ireland, 1315-1316 | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 1981 |
| The remonstrance revisited : England and Ireland in the early fourteenth century | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 1993 |
| Three thirteenth-century declarations of English rule : over Aquitaine, Ireland and Wales | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 2009 |