scientific article published in 1956

scientific article published in 1986

scientific article published in 1997

scientific article published in 1964

scientific article published in 1974

article

scientific article published in 1966

scientific article published in 1968

scientific article published in 1984

scientific article published in 1981

scientific article published in 1988

scientific article published in 1980

scientific article published in 1973

scientific article published in 2000

scientific article published in 1959

scientific article published in 1958

scientific article published in 1998

scientific article published in 1979

scientific article published in January 1976

article by Donald O. Henry et al published March 1981 in Journal of Archaeological Science