1986
1988
1980-1990
1979-1985
1989
1979
1981
2000-100 BCE
1982
1985
1984; 1983
late 1970s and 1980s
1983
(1962); 1982
1981-1990
circa 1983
1984
1981-1982
1987
1980
1980-1985
1990s
1980-1989
1990
1984-1986
4000-2001 BCE