分面浏览:发表日期 |
当前检索式 | ((ALL:Natural)) |
限定条件 | ((内容类型:期刊论文)) |
2024 499 | 2023 2209 | 2022 5395 |
2021 9104 | 2020 10544 | 2019 14137 |
2018 12760 | 2017 12108 | 2016 10363 |
2015 6685 | 2014 6813 | 2013 6424 |
2012 6130 | 2011 5623 | 2010 6836 |
2009 4682 | 2008 2997 | 2007 1512 |
2006 1377 | 2005 1047 | 2004 791 |
2003 657 | 2002 574 | 2001 446 |
2000 458 | 1999 402 | 1998 343 |
1997 241 | 1996 245 | 1995 183 |
1994 138 | 1993 99 | 1992 71 |
1991 64 | 1990 35 | 1989 32 |
1988 25 | 1987 21 | 1986 21 |
1985 10 | 1984 16 | 1983 9 |
1982 6 | 1981 3 | 1979 2 |
1978 1 | 1977 2 | 1973 2 |
1966 3 | 1965 3 | 1964 1 |
1962 1 | 1956 1 | 1950 1 |
1944 1 | 1905 1 |