分面浏览：发表日期 |
| 当前检索式 | ((ALL：Density barrier)) |
| 限定条件 | 无 |
| 2024 3 | 2023 10 | 2022 45 |
| 2021 51 | 2020 64 | 2019 112 |
| 2018 103 | 2017 114 | 2016 97 |
| 2015 66 | 2014 74 | 2013 100 |
| 2012 66 | 2011 68 | 2010 108 |
| 2009 57 | 2008 61 | 2007 50 |
| 2006 44 | 2005 30 | 2004 28 |
| 2003 24 | 2002 24 | 2001 16 |
| 2000 8 | 1999 8 | 1998 8 |
| 1997 7 | 1996 2 | 1995 7 |
| 1994 1 | 1993 2 | 1992 4 |
| 1991 5 | 1990 3 | 1989 4 |
| 1988 1 | 1987 4 | 1986 1 |
| 1985 4 | 1982 1 |
