Mathias, J 2025, 'The Library of John Jones (1650-1727)', Paper presented at Aberystwyth Bibliographical Group meeting, Aberystwyth, 31 Jan 2023 - 31 Jan 2023.
Mathias, J 2022, 'George Owen of Henllys’s Taylors Cussion', Paper presented at Welsh Manuscripts 800–1800, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 20 Jun 2022 - 22 Jun 2022.
Mathias, J 2022, '
The Library of John Jones (1650–1727), Dean of Bangor',
Cylchgrawn Hanes Cymru | Welsh History Review, vol. 31, no. 1, pp. 101-125.
10.16922/whr.31.1.5 Higgins, S, Evans, S
& Mathias, J 2019, '
Estate Archives',
Archives and Records: The Journal of the Archives and Records Association, vol. 40, no. 1, pp. 1-4.
10.1080/23257962.2019.1573725 Mathias, J, Evans, S & Owen, JG 2019, '
Towards a toolkit for estate records',
Archives and Records: The Journal of the Archives and Records Association, vol. 40, no. 1, pp. 86-109.
10.1080/23257962.2019.1574222