分面浏览：发表日期 |
| 当前检索式 | ((ALL：Upper and lower bounds)) |
| 限定条件 | 无 |
| 2022 11 | 2021 4 | 2020 7 |
| 2019 13 | 2018 20 | 2017 20 |
| 2016 44 | 2015 18 | 2014 16 |
| 2013 9 | 2012 20 | 2011 15 |
| 2010 34 | 2009 8 | 2008 13 |
| 2007 11 | 2006 16 | 2005 5 |
| 2004 9 | 2003 6 | 2002 2 |
| 2001 10 | 2000 7 | 1999 2 |
| 1998 1 | 1997 3 | 1996 1 |
| 1995 2 | 1994 1 | 1992 1 |
| 1991 1 | 1989 1 |
