分面浏览：发表日期 |
| 当前检索式 | ((ALL：periodic solutions)) |
| 限定条件 | 无 |
| 2024 1 | 2023 4 | 2022 13 |
| 2021 30 | 2020 25 | 2019 52 |
| 2018 74 | 2017 76 | 2016 80 |
| 2015 87 | 2014 62 | 2013 69 |
| 2012 74 | 2011 78 | 2010 148 |
| 2009 98 | 2008 89 | 2007 114 |
| 2006 62 | 2005 99 | 2004 92 |
| 2003 52 | 2002 23 | 2001 32 |
| 2000 18 | 1999 11 | 1998 19 |
| 1997 9 | 1996 10 | 1995 6 |
| 1994 9 | 1993 5 | 1992 3 |
| 1991 5 | 1990 4 | 1989 3 |
| 1985 1 | 1982 1 |
