Chapters in the following books:

John Davies et al (eds.), The Welsh Academy Encyclopaedia of Wales University of Wales Press, 2008

John R. Guy and W. D. Needy (eds.), Contrasts  and Comparisons: Studies in Irish and Welsh Church History, Welsh and Irish Religious History Associations, Welshpool and Armagh, 1999

Robert Pope (ed.), Religion and National Identity: Scotland and Wales c.1700-2000, University of Wales Press, 2001

Geraint Jenkins (gol.), Cof Cenedl XIII, 2002

Nation and Federation in the Celtic World: Sydney Series in Celtic Studies Vol. 6, University of Sydney, 2003

 

Articles in the following journals:

Anvil: Journal for Theology and Mission, 22/1, 2005

Journal of Ecclesiastical History, 53/2, April 2001 and 56/2, April 2005

Journal of Welsh Religious History, November 2001

North American Journal of Welsh Studies, 2/2, 2002

Welsh History Review, December 2000