chapter published in 1999

article published in 2008

article published in 2006

article published in 2003

article published in 1996

chapter published in 2011 in The Archaeology of Medieval Europe: Vol. 2

chapter published in 2007

article published in Chateau Gaillard in 2018

scientific article published in January 2005

scientific article published in November 2007

chapter published in 2004

article published in 2002

article by James Whitley et al published November 1995 in Annual of the British School at Athens

article published in 2012

article published in 2014

guidebook published in 2008

article published in 2021

book published in 1998

scientific article published on January 2016

article published in 2002

chapter published in 2010

doctoral thesis by Kieran O'Conor

article published in 2005

chapter published in 2007