| Irish agriculture in early historic times | Duignan, M. V. (Michael V.) | Article in Journal | | 1944 |
| On the medieval sources for the legend of Cenn (Crom) Cróich of Magh Slécht | Duignan, M. V. (Michael V.) | Article in Book | | 1995 |
| The Clogher cross | Duignan, M. V. (Michael V.) | Article in Book | | 1940 |
| The kingdom of Breifne | Duignan, M. V. (Michael V.) | Article in Journal | | 1935 |
| The Ui Briuin Breifni genealogies | Duignan, M. V. (Michael V.) | Article in Journal | | 1934 |
| Three pages from Irish Gospel books | Duignan, M. V. (Michael V.) | Article in Journal | | 1952 |