scientific article published in January 1984

scholarly article by Christopher D. Morris published January 1991 in Norwegian Archaeological Review

book published in 2007

article published in 1984

chapter published in 2001

article published in 1977

scientific article published in January 1976

scientific article published in January 1978

scientific article published in January 1999

scientific article published in January 1989

scholarly article by Christopher D. Morris published in January 1985

article by Christopher D. Morris et al published December 1990 in Antiquity